Air, water, and food from a sanitary standpoint.
By: By Ellen H. Richards and Alpheus G. Woodman
Contributors: Woodman, Alpheus Grant, 1873-
Edition: 3d ed., rev. and enl
Publisher: Wiley
Published: 1909
Place of publication: New York
Language: eng
Number of pages: 278
Subjects: Sanitary chemistry; Air; Water -- Purification; Food