Released in 1998, this $20 sterling silver coin is the seventh release in the RCM's second aviation series, Powered Flight in Canada: Beyond World War II. Celebrate Canada's aviation heroes and their groundbreaking achievements.

This piece honors the Canadair CP-107 Argus and William S. Longhurst, the former chief test pilot of Canadair who significantly contributed to the Argus' development.

The Design

The reverse features the Canadair CP-107 Argus along with a 24-karat gold plated cameo portrait of William S. Longhurst. The obverse features the effigy of Queen Elizabeth II by Dora de Pédery-Hunt.

The Canadair CP-107 Argus

Packed with state-of-the-art electronic equipment for anti-submarine warfare, the Argus stood out as one of the most sophisticated combat aircraft of its era. It made its maiden flight in 1957 and officially entered service with the Royal Canadian Air Force (RCAF) the following year. Powered by four massive piston engines that balanced high performance with maximum fuel economy, the aircraft boasted exceptional range and endurance. Furthermore, its specially reinforced airframe was built to withstand the punishing rigors of low-level maritime patrols, all guided by an advanced navigational suite.