Exhibition catalogue published in conjunction with show held at Charles Cowles Gallery, New York, September 6 - 27, 1980. Catalogue includes essay by Hamilton, reproductions of works in exhibition and "catalogue" list. Exhibition traveled from Waddington Galleries, London, February 27 – April 3, 1980 and an identical catalogue was issued under the Waddington Galleries imprint. No mention is made in the catalogue that the exhibition traveled or of the variable publisher information.