They were also offered in two presentation sets of 10 coins each—Series 1: 1990–94; and Series 2: 1995–99. Each coin has a face value of $20, is composed of sterling silver (92.5% silver, 7.5% copper); and includes a 24-karat gold-covered cameo depicting a Canadian aviation pioneer.
They were also offered in two presentation sets: Series 1 was from 1990 to 1994, and Series 2 was from 1995 to 1999. Each coin has a face value of $20, is made from sterling silver (92.5% silver, 7.5% copper); and includes a gold-covered cameo showing a Canadian aviation pioneer.