Arkivism
Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Testing for anopheles minimus inlet and outlet irrigation ditches. No minimus were found in the ditch that is damned up, yet there were many in the ditch where water is flowing
Public domain

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Testing for anopheles minimus inlet and outlet irrigation ditches. No minimus were found in the ditch that is damned up, yet there were many in the ditch where water is flowing

1939-01-01 · photo, print, drawing

From the collection of Library of Congress. Free to download, adapt and use — no permission needed.

Subjects
film negativeschinachefang
Credit linePublic Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Testing for anopheles minimus inlet and outlet irrigation ditches. No minimus were found in the di. 1939-01-01. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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