1956 Sc 1803A Ivan M. Sechenov Scott 1826
1956. Ivan M. Sechenov.
Catalog numbers: Scott 1826, Standard Collection 1803A, Michel 1834C.
Issued on: June 15, 1956.
Perforation: line 12½.
Printing: Offset lithography.
Colors: Multicolor.
Face value: 40 Russian kopek.
Quantity: 1,000,000.