Hourglass Chart
Willem Siebe de Boer


Maria Christina "Anna" Roggekamp ‎(I17872)‎
Birth 8 April 1878 38 25 -- Ouder-Amstel
Death 29 August 1951 ‏(Age 73)‏ -- Amsterdam
Alida Christina de Boer ‎(I30446)‎
Birth 8 April 1853 43 -- Harlingen
Death 11 March 1925 ‏(Age 71)‏ -- Amsterdam
Siebe Willems de Boer ‎(I30447)‎
Birth about 1810 -- Harlingen
Death 14 June 1857 ‏(Age 47)‏ -- St. Petersburg
Willem Siebe de Boer ‎(I30451)‎
Death 6 July 1844 -- Harlingen