[Geology United States] Five vols.: (1) The Vertebrata of the Cretaceous West.

By E.D. Cope. Washington, Government Printing Office, 1875, IV,(2),302,(6) p., with 57 lithographed (double-page) plates (1x folding) each with accompanying text page, 10 woodcut illustrations, original gilt-lettered cloth, 4to.

Ex library copy with several stamps and label at the front; binding with traces of use. Vol. II from the series Report of the United States Geological Society of the territories, published by F.V. Hayden and the Department of the Interior; (2) Fresh-water Rhizopods of North America. By Joseph Leidy. Ibid., idem, 1897, XI,(1),324 p., with 48 coloured lithographic plates each with accompanying text page, original cloth uniform with the previous (same defects and text partly waterstained in bottom corner). Vol XII from the same series as (1). And with another 3 profusely illustrated vols. from the same series, incl. vol. I (Fossil vertebrates, 1873, contemporary cardboard). (total 5)