1948 Sc 1178-1180 Let’s fulfil the Five-year plan in 4 years Scott 1234-1236

1948. Let’s fulfil the Five-year plan in 4 years.
Catalog numbers: Scott 1234-1236, Standard Collection 1178-1180, Michel 1224-1226.
Issued on: June 25, 1948.
Perforation: 12½.
Printing: Photogravure.
Colors: Multicolor.
Face value: 15 Russian kopek; 30 Russian kopek; 60 Russian kopek.
Quantity: 350,000; 1,000,000; 1,000,000.