Lot   Cat.#
Description
Net Price
916 **   1991, var
1957, Konstantin Tsiolkovsky, 40k brown and blue, two right sheet margin blocks of four with different shades, representing same varieties on bottom stamps (extra planets), positions 39-40, full OG, NH, VF
110.00

Stamp Auction #80, December 14, 2018. Raritan Stamp, Inc