Why dirt is dangerous
By: by William T. Sedgwick.
Series: Leaflets on hygiene and sanitation -- no. 1.
Publisher: Massachusetts Institute of Technology
Published: 1904
Place of publication: Boston
Language: eng
Subjects: Public health; Sanitation
Notes: "Prepared and published by Workers in the Sanitary Research Laboratory and Sewage Experiment Station of the Massachusetts Institute of Technology, at the request and by the gift of a Friend of Sanitary Science and Education"--Verso t.p.