Family: Roy Duncan / Corinne Back (F3757)
m. 8 Oct 1917William Paul Back (1864-1898) 
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Emma Gerthoffner (1862-1947)
|
William W. Back (1892-1974)  |
| Edward George Back (1894-1948) |
| Corinne Back (1896-1981)
|
| Roy Duncan (1891-1959) |
| William Paul Back (1864-1898)
|
| Emma Gerthoffner (1862-1947)
|
| William W. Back (1892-1974) |
| Edward George Back (1894-1948) |
| Corinne Back (1896-1981)
|
| Roy Duncan (1891-1959) |
