In November 1941 the first RCAF airwomen arrived at Guelph. Unlike the majority of Soviet airwomen, Marina did not show any early interest in aviation. Some airwomen were trained to be Wireless Operator, Ground. At least 8,000 airmen and airwomen were trained at RCAF Station Guelph. Airwomen were not permitted to serve as aircrew. Airwomen also served as members of the station staff. Airwomen who served outside Canada wore a "Canada" flash on the shoulders.