1962 Sc 2675-2676. Glory to subjugators of space! Scott 2630-2631

1962. Glory to subjugators of space!
Condition: MNHOG. Block of 6 with printing marks.
Catalog numbers: Scott 2630-2631, Standard Collection 2675-2676, Michel 2670B-2671B.
Perforation: Imperforated.
Color: Gray, brown and blue. Dark-violet, light-brown and light-violet.
Printing: Photogravure.

Print run: 500,000.