El Lissitzky 1937 Book cover for El Lissitzky "No Pasaran! Ispaniia -- they Shall Not Pass! Spain. Volume 2. Text by Il'ia Erenburg" (Moscow: OGIZ-IZOGIZ, 1937)
Book cover Christie's - New York Christies - NY (Sale 2110: Lot 54 - April 10, 2008 - Fine Photobooks from an Important Private Collection)