Catalogue Twenty-one.
Cambridgeshire, U.K. Roger Gaskell, n.d. [ca. mid 1990's]. Unpaged. Illus. with b/w photos and in-text reproductions. Sq. 8vo. Paper wrappers. First edition. 73 items described. Mainly Physics, Mathematics, Astronomy, Medicine and related, well described. A near fine copy. More