(1) He is married to Petronella Maria Josepha Zijlmans.
They got married on August 19, 1929 at Nijmegen , he was 40 years old.Source 4
(2) He is married to Josephina van Baal.
They got married on July 19, 1944 at Haren, Groningen , he was 55 years old.Source 5
Johannes Cornelis Verkade | ||||||||||||||||||
(1) 1929 | ||||||||||||||||||
Petronella Maria Josepha Zijlmans | ||||||||||||||||||
(2) 1944 | ||||||||||||||||||
Josephina van Baal |