1950 Sc 1469(1)-1471(1) Forces of democracy and socialism are invincible! Scott 1488-1490

1950. Forces of democracy and socialism are invincible!
“Big coat of arms” on the flag of Albania.
Catalog numbers: Scott 1488-1490, Standard Collection 1469(1)-1471(1), Michel 1491I-1493, Yvert 1474-1476.
Issued on: August 4, 1950.
Perforation: line12½.
Printing: Collotype.
Colors: Multicolor.
Face value: 40 Russian kopek; 50 Russian kopek; 1 ₽.
Quantity: 1,000,000; 1,000,000; 500,000.