Adrianus Arnoldus van der Valk
| Sex: | Male | |
| Father: | Adriaan Gustaaf van der Valk | |
| Mother: | Janke van der Schaaff | |
| Birth: | 24 Oct 1885 | Amsterdam, NH, NL |
| Sex: | Male | |
| Father: | Adriaan Gustaaf van der Valk | |
| Mother: | Janke van der Schaaff | |
| Birth: | 24 Oct 1885 | Amsterdam, NH, NL |