1973 6c Progress in Electronics: Marconi's Spark Coil and Gap
1973 8c Progress in Electronics: Transistors and Printed Circuit
1973 15c Progress in Audio & Visual Electronics
1973 8c Lyndon B. Johnson
1973 8c Rural America: Angus Cattle
Complete Set, 1973-74 Rural America 3V
1974 10c Rural America: Chautauqua Tent
1973-74 Comm(1505-06,525-29,538-52) 22V
1974 10c Rural America: Winter Wheat and Train
1973 8c Traditional Christmas: The Small Cowper Madonna
1973 8c Christmas
1973 8c Contemporary Christmas: Needlepoint Christmas Tree
1973 10c 50-Star and 13-Star American Flags
1973-74 Regular Issues set of 6 stamps
1973 10c Jefferson Memorial
1973 10c Jefferson Mem.,bklt 5+label
1973 10c Jefferson Mem. bklt single
1973 10c Jefferson bklt pane (8)
1974 10c Jefferson Mem.,bklt pane (6)
1973 10c Jefferson Mem.,bklt single
1974 10c Zip Code
1974 6.3c Liberty Bell, rotary press coil, veritcal perf 10
1973-74 10c 50-Star and 13-Star American Flags, coil
1973-74 10c Jefferson Memorial, coil