Arkivism
Machine for abstracting for phosphoric
Public domain

Machine for abstracting for phosphoric

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

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

Credit lineMachine for abstracting for phosphoric. 1905-01-01. Harris & Ewing. Harris & Ewing Collection, Library of Congress. Public domain.

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