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Steel manufacture, Allegheny-Ludlum. Plant railways are essential to the working of large steel mills, especially since single furnaces are often charged with as much as 100 tons and more of raw materials for conversion into steel
Public domain

Steel manufacture, Allegheny-Ludlum. Plant railways are essential to the working of large steel mills, especially since single furnaces are often charged with as much as 100 tons and more of raw materials for conversion into steel

United States. Office For Emergency Management, Palmer, Alfred T. · 1940-01-01 · photo, print, drawing

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

Subjects
pennsylvaniabrackenridgeallegheny countysafety film negativesunited states
Credit lineSteel manufacture, Allegheny-Ludlum. Plant railways are essential to the working of large steel mills, especially since single furnaces are often charged with as much as 100 tons and more of raw mater. 1940-01-01. United States. Office For Emergency Management, Palmer, Alfred T.. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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