Cumming, Hugh S.

Investigation of the Pollution of Tidal Waters of Maryland and Virginia with special reference to ShellFish Bearing Areas

Washington DC: U.S. Treasury Dept U. S. Public Health Service, Government Printing Office, 1916. Item #25488

8vo., stiff wraps, soft cover; 199 pages; black and white photographic illustration, charts, fold out maps and graphs; very good condition.

Price: $25.00