|Russia. FDC Sc. 5196. Alexander Sidorenko – Soviet scientist, Minister of Geology of the USSR.
FDC Envelop with FDC cancellation
|Description||Alexander Vasilievich Sidorenko (1917–1982) – Soviet scientist, Minister of Geology of the USSR (1962–1975), Academician of the USSR Academy of Sciences (1966), state and public figure. Specialist in the field of geology and geomorphology of the desert, mineral formation processes in the weathering crust and related minerals, a comprehensive assessment of mineral raw materials and environmental protection. Developed a new direction – the lithology of sedimentary metamorphosed Precambrian strata.|
|Type||FDC Envelop with FDC cancellation|
|Used/Unused||FDC Cancellation, Moscow, 19.10.1983
Registered, Cancellation, Moscow, 19.10.1983
|Published by/for:||Ministry of Communications, 1981|