Public domain
Fiberglass manufacture, Owens-Corning, Toledo, Ohio. Fiberglass yarns are twisted and plied on standard textile machinery as a step in the manufacture of tapes and cloths, used principally to insulate electric equipment operating under heavier loads today than ever before
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineFiberglass manufacture, Owens-Corning, Toledo, Ohio. Fiberglass yarns are twisted and plied on standard textile machinery as a step in the manufacture of tapes and cloths, used principally to insulate. 1942-01-01. Palmer, Alfred T., United States. Office For Emergency Management. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.