Investigation of the pollution and sanitary conditions of the Potomac watershed : with special reference to self purification and the sanitary condition of shellfish in the lower Potomac River / by Hugh S. Cumming. Plankton studies / by W.C. Purdy; and Hydrographic studies / by Homer P. Ritter.
- Cumming, Hugh S. (Hugh Smith), 1869-1948.
- Date:
- 1916
- Books
About this work
Publication/Creation
Washington : Govt. Print. Off, 1916.
Physical description
239 pages, 23 pages of plates : illustrations, maps (some folded) ; 25 cm.
Series
Notes
At head of title: Treasury Department. United States Public Health Service ...
Languages
Where to find it
Location Status Access Closed storesK21498