1943 Sc 757 Scouts Scott 892 Block of 4

1943. Scouts.
Catalogs: Scott 892, Standard Collection 757, Michel 867, Yt 890.
Issued on: March 28, 1943.
Perforation: line 12½.
Printing: Photogravure.
Size: 37 x 26 mm.
Raster: Vertical.
Colors: Dark green.
Face value: 30 Russian kopek.
Quantity: 5,000,000.
Block of 4, MNHOG.