The waters of North Dakota
Series: Departmental bulletin / University of North Dakota -- Vol. V, No. 4, May 1921; Bulletin / The Public Health Laboratories -- No. 29; Departmental bulletin (University of North Dakota) -- v. 5, no. 4, May 1921.; Bulletin (University of North Dakota. Public Health Laboratory) -- no. 29.
Published: 1921
Language: eng
Number of pages: 14
Subjects: Drinking water