Gezin: Josephus Ris / Geertruida Postma (F219)
getr. 22 dec 1921Lambertus Postma (1866-1935) 
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Elisabeth Ruckert (1869-1940)
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Elize Postma (1892- )  |
| Elisabeth Postma (1894- ) |
| Bertha Postma (1896- ) |
| Auke Postma (1899- ) |
| Johannes Gerrit Nicolaas Postma (1900- ) |
| Geertruida Postma (1895- )
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