Public domain
Fiberglass manufacture, Owens-Corning, Toledo, Ohio. Side view of a glass furnace melting the carefully compounded batch required for the production of fiberglass thermal insulation being installed in the hulls of naval vessels now under construction
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineFiberglass manufacture, Owens-Corning, Toledo, Ohio. Side view of a glass furnace melting the carefully compounded batch required for the production of fiberglass thermal insulation being installed in. 1942-01-01. United States. Office For Emergency Management, Palmer, Alfred T.. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.