White Ace 1975-1976 Air Mail Plate Blocks Stamp Supplement APL-9

Brand: White Ace
Series: Air Mail Plate Blocks
Country: United States
Year: 1975-1976
Pages: 1 page (#42)
Product#: APL-9
Supplement#:
Stock#: 1946
Notes: For the air mail postage stamps issued during 1975-1976 in plate blocks of 4