VII international Congress of crystallography
- Catalog #
- 3307
- Year
- 1966
- Denomination
- 6 k
- Color
- Black, blue, olive
- Artist
- V. Pimenov
- Printing method
- Intaglio
- Perforation
- Harrow 11½
- Issued
- 4,000,000
- Description
- VII international Congress of crystallography (12.07.1966 - 21.07.1966, Moscow). Artificially grown quartz crystal and the structure of scheelite.
Postage stamps the same series: International scientific cooperation. International congresses in the USSR
IX international Congress for Microbiology
- Catalog #
- 3306
- Year
- 1966
- Denomination
- 6 k
- Color
- Black, red, gray-blue
- Artist
- V. Pimenov
- Printing method
- Intaglio
- Perforation
- Harrow 11½
- Issued
- 4,000,000
XIII world's poultry Congress
- Catalog #
- 3308
- Year
- 1966
- Denomination
- 6 k
- Color
- Purple, black, grey
- Artist
- V. Pimenov
- Printing method
- Intaglio
- Perforation
- Harrow 11½
- Issued
- 4,000,000
Second international Oceanographic Congress
- Catalog #
- 3309
- Year
- 1966
- Denomination
- 6 k
- Color
- Black, blue-gray
- Artist
- V. Pimenov
- Printing method
- Intaglio
- Perforation
- Harrow 11½
- Issued
- 4,000,000
The international Congress of mathematicians
- Catalog #
- 3310
- Year
- 1966
- Denomination
- 6 k
- Color
- Black, brown-red, ochre
- Artist
- V. Pimenov
- Printing method
- Intaglio
- Perforation
- Harrow 11½
- Issued
- 4,000,000
Advertising