Historic Well Diagram icon png download

TAKEN FROM THE SOURCE SITE: http://phil.cdc.gov/ the Image Number is 8609. Details as on the source site: This historic diagram, depicted the correct way in which a spring, used as a farm's potable water supply, should be safely configured in order to avoid contamination originating from surrounding structures such a home, barn, or waste piles. Published in 1915, this was one of a series of instructional drawings used by the Minnesota Board of Health to train its state public health workers. The purpose of this and other like images, and the training was focused on protecting water supplies from bacterial contamination. The descriptive information accompanying this drawing referred to a governmental publication with instructions describing the correct placement and build-out of such a system. The specific citation was, "Minnesota State Board of Health, Division of Sanitation, Farm Water Supplies, June, 1915, p. 25".