Air, water and food from a sanitary standpoint / by Ellen H. Richards and Alpheus G. Woodman.

New York : Wiley, [1904], [©1904]

262 pages : illustrations, map, diagrams, tables ; 23 cm

2d ed., rev. and enl.

This material has been provided by the Augustus C. Long Health Sciences Library at Columbia University and Columbia University Libraries/Information Services, through the Medical Heritage Library. The original may be consulted at the the Augustus C. Long Health Sciences Library at Columbia University and Columbia University.