Flies and diarrheal disease
By: [by Donald B. Armstrong]
Contributors: Armstrong, Donald B. (Donald Budd), 1886-
Series: New York Association for Improving the Condition of the Poor. publication -- no. 79; Publication (New York Association for Improving the Condition of the Poor) -- no. 79.
Published: 1913
Place of publication: New York
Language: eng
Number of pages: 29
Notes: Issued by the association's Bureau of Public Health and Hygiene, Dept. of Social Welfare.