EL LISSITZKY (RUSSIAN 1890-1941), BEAT THE WHITES WITH THE RED WEDGE!, 1919-1920, PRINTED CIRCA 1960S EL LISSITZKY (RUSSIAN 1890-1941), Klinom krasnym bey belykh! (Beat the Whites with the Red Wedge!), after the original lithograph ([Moscow]: Politupravleniye Zapfronta, UNOVIS, 1919-1920), printed circa 1960s; full sheet measuring 41.5 x 50.7 cm (16 3/8 x 20 in.)