Children |
| 1. Johann Gerhard Maass, b. 18 Jun 1860, Kleve, Duitsland d. 11 Jul 1951, Rotterdam (Age 91 years) |
+ | 2. Carl Emil Maass, b. 18 Sep 1863, Kleve, Duitsland d. 13 Jul 1941, Nijmegen (Age 77 years) |
| 3. Josephine Pauline Maass, b. 3 Nov 1868, Kleve, Duitsland d. 18 Dec 1954, Beneden Leeuwen (Age 86 years) |
+ | 4. Carl Friedrich Maass, b. 05 Oct 1870, Emmerich, Duitsland d. 01 Apr 1937, Nijmegen (Age 66 years) |
| 5. Georg Julius Maass, b. 2 Apr 1872, Emmerik, Duitsland d. 27 Mar 1933, Nijmegen (Age 60 years) |
| 6. Alphons Gustaaf (Gustav) Maass, b. 1 Jan 1875, Emmerik, Duitsland d. 28 Oct 1953, Nijmegen (Age 78 years) |
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