Frey, R. W. 1889- Preservation of leather bookbindings ... By R. W. Frey and E. P. Veitch. - Washington, U.S. Govt. print. off., 1930. - 8 p. illus. 24 cm. - U. S. Dept. of agriculture. Leaflet no. 69 . Contribution from Bureau of chemistry and soils. LCCN: agr30001261 Subjects--Topical Terms: Bookbinding--Materials, etc.Leather. LC Class. No.: Z272 / .F89