SIGNED; Bernhard and Hilla Becher - Anonyme Skulpturen (ASSOCIATION COPY, EARLY DEDICATION, FIRST BOOK, AVANT-GARDE) - 1970
SIGNED; Franz Roh; El Lissitzky; Jan Tschichold - Foto-Auge (AVANT-GARDE, ASSOCIATION COPY). Oeil et Photo. Photo-Eye - 1929
