Coen Jacob Dijkgraaf
2521 WikiTree Contributions
22 Oct 2021
05:58: Coen Jacob Dijkgraaf edited the Biography for Pieter Hoornweg (1836-1899). (FamilySearch Family Tree KLXY-26W.) [Thank Coen Jacob for this] 05:57: Coen Jacob Dijkgraaf edited the Biography for Pieter Hoornweg (1836-1899). (Formatting. Bio improvement. ) [Thank Coen Jacob for this] 05:47: Coen Jacob Dijkgraaf posted a comment on the page for Arie de Lint [Thank Coen Jacob for this]