glass men

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Fiberglass manufacture, Owens-Corning, Toledo, Ohio. Feeding the batch into what glass men call "the doghouse"--the charging end of a furnace--this worker is servicing one of the tanks used to manufacture fiberglass thermal and acoustical insulation in a plant of Owens-Corning Fiberglass Corporation

Fiberglass manufacture, Owens-Corning, Toledo, Ohio. Feeding the batch...

Picryl description: Public domain image of a worker, labor, factory, plant, manufacture, industrial facility, 1930s, mid-20th-century industrial photo, free to use, no copyright restrictions.