Canadair CC-109 Cosmopolitan
The Canadair CL-66 was a turboprop version of the civilian Convairliner. The CC-109 Cosmopolitan or "Cosmo" in RCAF service became the standard VIP aircraft as well as replacing the Douglas Dakota and the North American B-25 Mitchell in light transport duties. After a lengthy career stretching into the 1990s, the CC-109 was replaced by the CC-142 Dash 8 and CC-144 Challenger.
Read more about Canadair CC-109 Cosmopolitan: Design and Development, Operational History, Operators, Specifications (CL-66 - Eland)