Description
Firby, Charles G., Auctions, 30.-31.01.1998, World Wide Stamps and Covers highlighted by several Canadian Specialized Collections, 1746 lots, 120 pages, 89 color plates, including the Walter R. Plomish Collection 'Commercial Air Mail Flight Covers' with illustrations on about 26 color plates with about 300-400 items all over the world, important reference catalog #63489