TCA started in 1945 .
TCA acquired 30 twin - engined ex-military Douglas DC - 3s for use on Canadian internal services and some of these remained in service until 1963 on shorter routes .
Starting in 1945 , TCA acquired 30 twin - engined ex-military Douglas DC - 3s for use on Canadian internal services and some of these remained in service until 1963 on shorter routes .