Category:Scientists of the Peoples of the Soviet Union stamp series, 1964-1988

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Media in category "Scientists of the Peoples of the Soviet Union stamp series, 1964-1988"

The following 6 files are in this category, out of 6 total.

The Soviet Union 1988 CPA 5921 stamp (Birth centenary of Mikhail Aleksandrovich Bonch-Bruevich, radio-frequency engineer) small resolution.jpg 244 × 335; 39 KB
The Soviet Union 1988 CPA 5921 stamp (Birth centenary of Mikhail Aleksandrovich Bonch-Bruevich, radio-frequency engineer).jpg 677 × 959; 132 KB
The Soviet Union 1988 CPA 5921 stamp (Birth centenary of Mikhail Aleksandrovich Bonch-Bruevich, radio-frequency engineer).png 677 × 959; 1.64 MB
The Soviet Union 1988 CPA 5994 stamp (Birth centenary of Andrei Tupolev, Soviet aeronautical engineer known for his pioneering aircraft designs as Director of Tupolev Design Bureau) small resolution.jpg 170 × 237; 21 KB
The Soviet Union 1988 CPA 5994 stamp (Birth centenary of Andrei Tupolev, Soviet aeronautical engineer known for his pioneering aircraft designs as Director of Tupolev Design Bureau).jpg 679 × 963; 151 KB
The Soviet Union 1988 CPA 5994 stamp (Birth centenary of Andrei Tupolev, Soviet aeronautical engineer known for his pioneering aircraft designs as Director of Tupolev Design Bureau).png 679 × 963; 1.7 MB

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