Kantorovich, LeonidSigned card with typed inscription (in German), 5,75 x 4 inch, signed in blue ballpoint ink "With regards [Signature in Cyrillic]", attractively mounted (removable) for fine display with a photograph, shows Leonid Kantorovich in a chest up portrait outdoors (altogether 8,25 x 11,75 inch), with very mild signs of wear along the edges in nearly very fine condition. Accompanied by the original envelope.