Van dit gezin is ook een JOKOS-dossier (nummer 16457) aanwezig op het Gemeentearchief van Amsterdam. Voor inzage is toestemming nodig van de stichting Joods Maatschappelijk Werk.
Hijman Swaab (HS) was drafted into the Dutch Army on October 24th, where he began his training as a non-commissioned officer on April 1st, 1939 (Corporal on April 10th) and finished as such on July 10th, 1939. HS’s military activity ended on June 11th, 1940. On May 10th, 1940 the German Wehrmacht attacked the Netherlands, which was followed by the Dutch capitulation on May the 14th, 1940.