Arkivism
Miss Mary Bradley, Junior Hematologist of the Bureau of Plant Industry, Dept. of Agric., with a new invention of the Bureau with which parasites can be seperated from the soil
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Miss Mary Bradley, Junior Hematologist of the Bureau of Plant Industry, Dept. of Agric., with a new invention of the Bureau with which parasites can be seperated from the soil

Harris & Ewing · 1924-01-01 · photo, print, drawing

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

Subjects
glass negativesunited states
Credit lineMiss Mary Bradley, Junior Hematologist of the Bureau of Plant Industry, Dept. of Agric., with a new invention of the Bureau with which parasites can be seperated from the soil. 1924-01-01. Harris & Ewing. Harris & Ewing Collection, Library of Congress. Public domain.
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