Dirk Jan de Geer

Given name(s): Dirk, Jan

Surname(s): de Geer

Gender: Male

Birth date: 1870 December 14

Birth place: Groningen, the Netherlands

Death date: 1960 November 27

Death place: Soest, the Netherlands

Wikipedia: https://en.wikipedia.org/wiki/Dirk_Jan_de_Geer