1945 Sc 900 Air force day Scott 1001

1945. Air force day.
Catalog numbers: Scott 1001, Standard Collection 900, Michel 975, Yt PA85.
Issued on: August 19, 1945.
Perforation: line 12½.
Printing: Photogravure.
Colors: Multicolor.
Face value: 1 ₽.
Quantity: 2,000,000.