Family: Emil Joseph Ritterbeck / Anna Pauline Blackstone (F55094)
m. 14 Feb 1924John Ritterbeck (1866-1935) 
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Mary Anne Dimmerling (1870-1955)
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Edward J. Ritterbeck (1891-1966)  |
| Julius John Ritterbeck (1898-1966) |
| Agnes Mary Ritterbeck (1904-1989) |
| Clark Otis Blackstone (1874-1942) |
| Mary Margaret Heil (1884-1959)
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| Marilla Catherine Blackstone (1902-1988) |
| Wilber Francis Blackstone (1906- ) |
| John Leroy Blackstone (1908-1975) |
| Paul Leo Blackstone (1919-1998) |
| Emil Joseph Ritterbeck (1896-1974)
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| Anna Pauline Blackstone (1904-1966)
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