Family: Peter John Helfer / Margaret Helen Martin (F31043)
Peter Helfer (1861-1923) 
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Catharina Kolb (1858-1922)
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Edward Helfer (1884- )  |
| Kathryn Helfer (1885- ) |
| John Helfer (1887- ) |
| Louise M. Helfer (1891-1974) |
| Christian George Helfer (1892-1963) |
| William Helfer (1893- ) |
| Sarah Helfer (1894-1985) |
| Frederick F. Helfer (1896-1980) |
| Henry J. Helfer (1900-1987) |
| Olive A. Helfer (1906-1991) |
| Margaret Helen Martin (1908-1992) |
| Peter John Helfer (1898-1985)
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