Postal Cards
Postal cards are postal stationery with an imprinted stamp or indicium signifying the prepayment of postage. Highly collectable, they would make a great complement to any stamp or cover collection.
1988 28c Postal Card - Yorkshire
1981 12c Postal Card - Lewis & Clark
2017 5c USA and Star, nonprofit
1934 3c Maryland Tercentenary
1985 25c Postal Card - Clipper Flying Cloud
1991 29c Flag and Olympic Rings
1986 14c Postal Card - Stamp Collecting
1992 19c Postal Card - America's Cup
2004 37c Lewis and Clark Expedition