1977 census of manufactures. medical instruments; opthalmic goods; photographic equipment; clocks; and watchcases - United States. Bureau of the Census. 1977 census ofmanufactures (Washington, D.C. : U.S. Department of Commerce, Bureau of the Census : For sale by Supt. of Docs., U.S. G.P.O., 1980)
Issued June 1980
Keywords: manufactures -- United States -- Statistics; Commercial products