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Bureau of Mines, low temperature laboratories
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Bureau of Mines, low temperature laboratories

Harris & Ewing · 1905-01-01 · photo, print, drawing

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

Subjects
glass negatives
Credit lineBureau of Mines, low temperature laboratories. 1905-01-01. Harris & Ewing. Harris & Ewing Collection, Library of Congress. Public domain.
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