Sanitary engineer Ralph E. Tarbett inspects a drip can hanging over a small stream in a wooded area. A drip can containing oil and kerosene was used to eliminate mosquito-breeding areas.
Copyright:
The National Library of Medicine believes this item to be in the public domain. (More information)
Exhibition:
Exhibited: "Images from the History of the Public Health Service," organized by Ronald J. Kostraba, Parklawn Conference Center, 1989.