Nahum Tschacbasov, also known as Nahum Lichter, Russian, American, 1899 to 1984, pastel painting on paper depicting a Cubist portrait, 1936. Signed and dated, lower right. Framed. Nahum Tschacbasov, also known as Nahum Lichter, and Nahum Tschakbassoff, was a Russian born American painter, printmaker, graphic artist, poet, businessperson, and educator. He used many names including Nahum Lichter, Nathan Richter, H. H. Richter, Hanathan Richter, and Nathan Lichterman. Tschacbasov was a member of The Ten, a group of expressionist artists. One of a kind artwork.