1. Tango 4–5 Artist: Trzeciakowski, Zbyszko; Lodz Kaliska Classification: Artist's book Materials: mixed media on paper, staple bound, with offset printing on brown paper insert; typewritten text and black-and-white photograph on paper; and black-and-white photograph with blue ink, and photocopy on verso Dimensions: insert: 24 1/2 x 19 13/16 in. (unfolded) Accession Number: 1995.46.250.a-d