Joseph Emanuel Kalker studied medicine in Leiden, where he sat for his medical finals on 16 March 1928. He lived and practised medicine at 148 Laan van Nieuw Oost-Indië in The Hague and had another practice on the Oranjeplein. He was a physician at the medical sports inspection desk. Joseph Emanuel Kalker was married. He and his wife had two children. His wife and children survived the war.
J.H. C…