Surname also written Bürck.
[177] [SOURCE] Marriage is recorded in sequence with those of 1785, but the parish register shows the date as 1784.
                                  __
                                 |  
                               __|
                              |  |
                              |  |__
                              |     
 _Jean Georges BRECKENMACHER _|
| (.... - 1761)               |
|                             |   __
|                             |  |  
|                             |__|
|                                |
|                                |__
|                                   
|
|--Anne Elizabeth BRECKENMACHER 
|  (1727 - 1792)
|                                 __
|                                |  
|                              __|
|                             |  |
|                             |  |__
|                             |     
|_Anne RITSCHE _______________|
                              |
                              |   __
                              |  |  
                              |__|
                                 |
                                 |__
                                    
Data from
still living - details excluded
                          __
                         |  
                       __|
                      |  |
                      |  |__
                      |     
 _Pierre BÜCHHOLTZER _|
| (1774 - ....)       |
|                     |   __
|                     |  |  
|                     |__|
|                        |
|                        |__
|                           
|
|--George BÜCHHOLTZER 
|  
|                         __
|                        |  
|                      __|
|                     |  |
|                     |  |__
|                     |     
|_Anne Marie FISCHER _|
  (.... - 1806)       |
                      |   __
                      |  |  
                      |__|
                         |
                         |__
                            
                                               _Jean BICHLER _______+
                                              | (1792 - 1858) m 1819
                       _Jean Nicolas BICHLER _|
                      | (1830 - 1906) m 1865  |
                      |                       |_Anne Marie LEJEUNE _+
                      |                         (1798 - 1861) m 1819
 _John T. BUCHLER ____|
| (1866 - ....)       |
|                     |                        _Georges DESUMER ____
|                     |                       | (.... - 1842)       
|                     |_Anne DESUMER _________|
|                       (1843 - 1915) m 1865  |
|                                             |_Elisabeth LEJEUNE __
|                                               (1803 - ....)       
|
|--Arthur J. BUCHLER 
|  (1904 - ....)
|                                              _____________________
|                                             |                     
|                      _______________________|
|                     |                       |
|                     |                       |_____________________
|                     |                                             
|_Sophia _____ _______|
  (1873 - ....)       |
                      |                        _____________________
                      |                       |                     
                      |_______________________|
                                              |
                                              |_____________________
                                                                    
                                               _David Joseph BICHLER _+
                                              | (1737 - 1814) m 1785  
                         _Jean BICHLER _______|
                        | (1792 - 1858) m 1819|
                        |                     |_Christine BIRCK ______
                        |                       (1757 - 1823) m 1785  
 _Jean Nicolas BICHLER _|
| (1830 - 1906) m 1865  |
|                       |                      _Valentin LEJEUNE _____
|                       |                     | (.... - 1836)         
|                       |_Anne Marie LEJEUNE _|
|                         (1798 - 1861) m 1819|
|                                             |_Madelaine FRANCISCUS _
|                                                                     
|
|--Catherine Cecilia BUCHLER 
|  (1872 - ....)
|                                              _______________________
|                                             |                       
|                        _Georges DESUMER ____|
|                       | (.... - 1842)       |
|                       |                     |_______________________
|                       |                                             
|_Anne DESUMER _________|
  (1843 - 1915) m 1865  |
                        |                      _______________________
                        |                     |                       
                        |_Elisabeth LEJEUNE __|
                          (1803 - ....)       |
                                              |_______________________
                                                                      
                                               _David Joseph BICHLER _+
                                              | (1737 - 1814) m 1785  
                         _Jean BICHLER _______|
                        | (1792 - 1858) m 1819|
                        |                     |_Christine BIRCK ______
                        |                       (1757 - 1823) m 1785  
 _Jean Nicolas BICHLER _|
| (1830 - 1906) m 1865  |
|                       |                      _Valentin LEJEUNE _____
|                       |                     | (.... - 1836)         
|                       |_Anne Marie LEJEUNE _|
|                         (1798 - 1861) m 1819|
|                                             |_Madelaine FRANCISCUS _
|                                                                     
|
|--Elizabeth BUCHLER 
|  
|                                              _______________________
|                                             |                       
|                        _Georges DESUMER ____|
|                       | (.... - 1842)       |
|                       |                     |_______________________
|                       |                                             
|_Anne DESUMER _________|
  (1843 - 1915) m 1865  |
                        |                      _______________________
                        |                     |                       
                        |_Elisabeth LEJEUNE __|
                          (1803 - ....)       |
                                              |_______________________
                                                                      
                                               _David Joseph BICHLER _+
                                              | (1737 - 1814) m 1785  
                         _Jean BICHLER _______|
                        | (1792 - 1858) m 1819|
                        |                     |_Christine BIRCK ______
                        |                       (1757 - 1823) m 1785  
 _Jean Nicolas BICHLER _|
| (1830 - 1906) m 1865  |
|                       |                      _Valentin LEJEUNE _____
|                       |                     | (.... - 1836)         
|                       |_Anne Marie LEJEUNE _|
|                         (1798 - 1861) m 1819|
|                                             |_Madelaine FRANCISCUS _
|                                                                     
|
|--Jacob BUCHLER 
|  
|                                              _______________________
|                                             |                       
|                        _Georges DESUMER ____|
|                       | (.... - 1842)       |
|                       |                     |_______________________
|                       |                                             
|_Anne DESUMER _________|
  (1843 - 1915) m 1865  |
                        |                      _______________________
                        |                     |                       
                        |_Elisabeth LEJEUNE __|
                          (1803 - ....)       |
                                              |_______________________
                                                                      
Baptised as John Nicolas, but identified in his father's obituary as "Nicolas John Buchler, Jr."
                                               _David Joseph BICHLER _+
                                              | (1737 - 1814) m 1785  
                         _Jean BICHLER _______|
                        | (1792 - 1858) m 1819|
                        |                     |_Christine BIRCK ______
                        |                       (1757 - 1823) m 1785  
 _Jean Nicolas BICHLER _|
| (1830 - 1906) m 1865  |
|                       |                      _Valentin LEJEUNE _____
|                       |                     | (.... - 1836)         
|                       |_Anne Marie LEJEUNE _|
|                         (1798 - 1861) m 1819|
|                                             |_Madelaine FRANCISCUS _
|                                                                     
|
|--John Nicolas BUCHLER 
|  
|                                              _______________________
|                                             |                       
|                        _Georges DESUMER ____|
|                       | (.... - 1842)       |
|                       |                     |_______________________
|                       |                                             
|_Anne DESUMER _________|
  (1843 - 1915) m 1865  |
                        |                      _______________________
                        |                     |                       
                        |_Elisabeth LEJEUNE __|
                          (1803 - ....)       |
                                              |_______________________
                                                                      
1920: St. Clair, Allegheny Co., PA.
                                               _David Joseph BICHLER _+
                                              | (1737 - 1814) m 1785  
                         _Jean BICHLER _______|
                        | (1792 - 1858) m 1819|
                        |                     |_Christine BIRCK ______
                        |                       (1757 - 1823) m 1785  
 _Jean Nicolas BICHLER _|
| (1830 - 1906) m 1865  |
|                       |                      _Valentin LEJEUNE _____
|                       |                     | (.... - 1836)         
|                       |_Anne Marie LEJEUNE _|
|                         (1798 - 1861) m 1819|
|                                             |_Madelaine FRANCISCUS _
|                                                                     
|
|--John T. BUCHLER 
|  (1866 - ....)
|                                              _______________________
|                                             |                       
|                        _Georges DESUMER ____|
|                       | (.... - 1842)       |
|                       |                     |_______________________
|                       |                                             
|_Anne DESUMER _________|
  (1843 - 1915) m 1865  |
                        |                      _______________________
                        |                     |                       
                        |_Elisabeth LEJEUNE __|
                          (1803 - ....)       |
                                              |_______________________
                                                                      
                                               _David Joseph BICHLER _+
                                              | (1737 - 1814) m 1785  
                         _Jean BICHLER _______|
                        | (1792 - 1858) m 1819|
                        |                     |_Christine BIRCK ______
                        |                       (1757 - 1823) m 1785  
 _Jean Nicolas BICHLER _|
| (1830 - 1906) m 1865  |
|                       |                      _Valentin LEJEUNE _____
|                       |                     | (.... - 1836)         
|                       |_Anne Marie LEJEUNE _|
|                         (1798 - 1861) m 1819|
|                                             |_Madelaine FRANCISCUS _
|                                                                     
|
|--Joseph BUCHLER 
|  
|                                              _______________________
|                                             |                       
|                        _Georges DESUMER ____|
|                       | (.... - 1842)       |
|                       |                     |_______________________
|                       |                                             
|_Anne DESUMER _________|
  (1843 - 1915) m 1865  |
                        |                      _______________________
                        |                     |                       
                        |_Elisabeth LEJEUNE __|
                          (1803 - ....)       |
                                              |_______________________
                                                                      
                                               _Jean BICHLER _______+
                                              | (1792 - 1858) m 1819
                       _Jean Nicolas BICHLER _|
                      | (1830 - 1906) m 1865  |
                      |                       |_Anne Marie LEJEUNE _+
                      |                         (1798 - 1861) m 1819
 _John T. BUCHLER ____|
| (1866 - ....)       |
|                     |                        _Georges DESUMER ____
|                     |                       | (.... - 1842)       
|                     |_Anne DESUMER _________|
|                       (1843 - 1915) m 1865  |
|                                             |_Elisabeth LEJEUNE __
|                                               (1803 - ....)       
|
|--Joseph J. BUCHLER 
|  (1902 - ....)
|                                              _____________________
|                                             |                     
|                      _______________________|
|                     |                       |
|                     |                       |_____________________
|                     |                                             
|_Sophia _____ _______|
  (1873 - ....)       |
                      |                        _____________________
                      |                       |                     
                      |_______________________|
                                              |
                                              |_____________________
                                                                    
                                               _David Joseph BICHLER _+
                                              | (1737 - 1814) m 1785  
                         _Jean BICHLER _______|
                        | (1792 - 1858) m 1819|
                        |                     |_Christine BIRCK ______
                        |                       (1757 - 1823) m 1785  
 _Jean Nicolas BICHLER _|
| (1830 - 1906) m 1865  |
|                       |                      _Valentin LEJEUNE _____
|                       |                     | (.... - 1836)         
|                       |_Anne Marie LEJEUNE _|
|                         (1798 - 1861) m 1819|
|                                             |_Madelaine FRANCISCUS _
|                                                                     
|
|--Margaret BUCHLER 
|  
|                                              _______________________
|                                             |                       
|                        _Georges DESUMER ____|
|                       | (.... - 1842)       |
|                       |                     |_______________________
|                       |                                             
|_Anne DESUMER _________|
  (1843 - 1915) m 1865  |
                        |                      _______________________
                        |                     |                       
                        |_Elisabeth LEJEUNE __|
                          (1803 - ....)       |
                                              |_______________________
                                                                      
Resided at Duquesne, Allegheny Co., PA as of 1915. 1920 Census: Wilson Boro, Jefferson Tp., Allegheny Co., PA.
                                               _David Joseph BICHLER _+
                                              | (1737 - 1814) m 1785  
                         _Jean BICHLER _______|
                        | (1792 - 1858) m 1819|
                        |                     |_Christine BIRCK ______
                        |                       (1757 - 1823) m 1785  
 _Jean Nicolas BICHLER _|
| (1830 - 1906) m 1865  |
|                       |                      _Valentin LEJEUNE _____
|                       |                     | (.... - 1836)         
|                       |_Anne Marie LEJEUNE _|
|                         (1798 - 1861) m 1819|
|                                             |_Madelaine FRANCISCUS _
|                                                                     
|
|--Mary BUCHLER 
|  
|                                              _______________________
|                                             |                       
|                        _Georges DESUMER ____|
|                       | (.... - 1842)       |
|                       |                     |_______________________
|                       |                                             
|_Anne DESUMER _________|
  (1843 - 1915) m 1865  |
                        |                      _______________________
                        |                     |                       
                        |_Elisabeth LEJEUNE __|
                          (1803 - ....)       |
                                              |_______________________
                                                                      
                                               _David Joseph BICHLER _+
                                              | (1737 - 1814) m 1785  
                         _Jean BICHLER _______|
                        | (1792 - 1858) m 1819|
                        |                     |_Christine BIRCK ______
                        |                       (1757 - 1823) m 1785  
 _Jean Nicolas BICHLER _|
| (1830 - 1906) m 1865  |
|                       |                      _Valentin LEJEUNE _____
|                       |                     | (.... - 1836)         
|                       |_Anne Marie LEJEUNE _|
|                         (1798 - 1861) m 1819|
|                                             |_Madelaine FRANCISCUS _
|                                                                     
|
|--Mary Magdalen BUCHLER 
|  
|                                              _______________________
|                                             |                       
|                        _Georges DESUMER ____|
|                       | (.... - 1842)       |
|                       |                     |_______________________
|                       |                                             
|_Anne DESUMER _________|
  (1843 - 1915) m 1865  |
                        |                      _______________________
                        |                     |                       
                        |_Elisabeth LEJEUNE __|
                          (1803 - ....)       |
                                              |_______________________
                                                                      
still living - details excluded
                                               _Jean BICHLER _______+
                                              | (1792 - 1858) m 1819
                       _Jean Nicolas BICHLER _|
                      | (1830 - 1906) m 1865  |
                      |                       |_Anne Marie LEJEUNE _+
                      |                         (1798 - 1861) m 1819
 _John T. BUCHLER ____|
| (1866 - ....)       |
|                     |                        _Georges DESUMER ____
|                     |                       | (.... - 1842)       
|                     |_Anne DESUMER _________|
|                       (1843 - 1915) m 1865  |
|                                             |_Elisabeth LEJEUNE __
|                                               (1803 - ....)       
|
|--Nicholas P. BUCHLER 
|  
|                                              _____________________
|                                             |                     
|                      _______________________|
|                     |                       |
|                     |                       |_____________________
|                     |                                             
|_Sophia _____ _______|
  (1873 - ....)       |
                      |                        _____________________
                      |                       |                     
                      |_______________________|
                                              |
                                              |_____________________
                                                                    
                                               _Jean BICHLER _______+
                                              | (1792 - 1858) m 1819
                       _Jean Nicolas BICHLER _|
                      | (1830 - 1906) m 1865  |
                      |                       |_Anne Marie LEJEUNE _+
                      |                         (1798 - 1861) m 1819
 _John T. BUCHLER ____|
| (1866 - ....)       |
|                     |                        _Georges DESUMER ____
|                     |                       | (.... - 1842)       
|                     |_Anne DESUMER _________|
|                       (1843 - 1915) m 1865  |
|                                             |_Elisabeth LEJEUNE __
|                                               (1803 - ....)       
|
|--Philip L. BUCHLER 
|  (1898 - ....)
|                                              _____________________
|                                             |                     
|                      _______________________|
|                     |                       |
|                     |                       |_____________________
|                     |                                             
|_Sophia _____ _______|
  (1873 - ....)       |
                      |                        _____________________
                      |                       |                     
                      |_______________________|
                                              |
                                              |_____________________