Rainham Builders
Family: Oscar Emerson Marr / Johanna Wennink (F1737)
m. AFT. 1956Charles Marr (1848- ) 
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Jane Lofthouse (1846- )
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| William Marr (1871-1871) |
| Lydia Ann Marr (1872-1872) |
| William Edmund Marr (1873- ) |
| Isabella Marr (1875- ) |
| Mary Marr (1884-1904) |
| Jan Wennink (1858-1930) |
| Jenneken Huijskes (1860-1935)
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Lina Wennink (1881-1968)  |
| Jan Hendrik Wennink (1886-1886) |
| Jan Hendrik Wennink (1888-1959) |
| Gerhard Wennink (1891-1891) |
| Jetje Wennink (1891-1891) |
| Gerritdina Johanna "Dina" Wennink (1892-1920) |
| Jetje Wennink (1894-1978) |
| Albertha Hermina "Bertha" Wennink (1897-1984) |
| Oscar Emerson Marr (1881-1967)
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| Johanna Wennink (1884-1960)
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