Martinus Stals was a Clerk with South African Airways before the war, attesting for service, on the 4th of June 1940. He was made Acting Corporal in Germiston, 1st June 1940. He was then re-musted as a Clerk and promoted to temporary acting Sargent 1st April 1941. Stals was then transferred to Nairobi 1st of August 1940, before being transferred from 1 Brigade Headquarters, East Africa to 12th Squadron SAAF. He was then posted to 16th Squadron April 1941. He was later bounced around a few more units, before being transferred back to the Union in May 1942. Stals assumably found and married his wife during this period. On the 3rd May 1943, Stals took the overseas service oath and on September 1943 he was transferred from the 43rd Air School to the Mediterranean Air forces Depot.
In October 1943 he undertook a revised medical, was promoted to temporary W/O 2, and transferred to the Middle East. He eventually was transferred to RAF depot Shandur, Egypt, then Helwan March 1944. Stals was again promoted to temporary W/O 1 in May 1944, before being posted to an advanced training camp, and later the 21st Squadron of the SAAF, which were equipped with B-26 Marauders. During this time Stals operated as a Wireless Technician/Air Gunner on these aircraft. In September 1944 he was appointed Temporary 2nd Lt, 23rd November 1944.
He was eventually discharged on the 8th of June 1945, assumably to re-join his wife, who resided in Pretoria at the No.1 Air Depot.
This group is accompanied by scanned copies of his Service cards.