Family: Albert Joseph Heinlein & Nelda Louise Horstmann
m. 1 September 1917
 | Edward C. Heinlein (1864-1922) 
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 | Anna Maria Gumper (1869-1937)
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| Bertha Sophia Heinlein (1886-1952)  |
| Arnold Edward Heinlein (1887-1947) |
| Minnie Heinlein (1890-1954) |
| Benjamin G. Heinlein (1900-1987) |
| Charles Fred Horstmann (1866-1951)
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| Mary Becker (1870-1936)
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| Benjamin Horstmann (1890-1979) |
| John Horstmann (1891- ) |
| Alvin Edward Horstmann (1893-1963) |
| Agnes E. Horstmann (1903-1924) |
| Clara Horstmann (1906-1988) |
| Charles Edward Harry Horstmann (1907-1989) |
| Hilbert Horstmann (1910-1991) |
| Albert Joseph Heinlein (1892-1962)
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| Nelda Louise Horstmann (1896-1953)
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