Reply to the report of Mr. Glenn Brown on experiments in trap siphonage at the Museum of Hygiene, U.S. Navy Department, Washington, D.C Putnam, J. Pickering (John Pickering), 1847-1917 author. U.S. Naval Museum of Hygiene. Sanitary Engineering Museums [Boston?] : [publisher not identified], [1886?] Text Illustrations 12 pages nlm:nlmuid-101208511-bk 101208511 http://resource.nlm.nih.gov/101208511 OCLC: 54537014 English District of Columbia The National Library of Medicine believes this item to be in the public domain : https://creativecommons.org/publicdomain/mark/1.0/