Issue: Science in USSR. (Soviet Union, USSR, 1987)

Wednesday, November 25, 1987, Science in USSR.

Wednesday, November 25, 1987 Soviet Union, USSR will issue: Stamp "Tokamak thermonuclear system" face value 5, Stamp "Kolskaya borehole" face value 10,

Tokamak thermonuclear system

Tokamak thermonuclear system
Data entry completed
90%
Country: Soviet Union, USSR
Issue: Science in USSR.
Date: 1987-11-25
Print: Photogravure and Recess
Size: 28 x 40
Perforation: comb 11½
Format: Stamp
Face Value: 5 Russian kopek
Print run: 3400000

Kolskaya borehole

Kolskaya borehole
Data entry completed
90%
Country: Soviet Union, USSR
Issue: Science in USSR.
Date: 1987-11-25
Print: Photogravure and Recess
Size: 28 x 40
Perforation: comb 11½
Format: Stamp
Face Value: 10 Russian kopek
Print run: 2900000