This vintage photo shows a Bessemer converter at Allegheny Ludlum Steel Corporation in Brackenridge, Pennsylvania, circa 1941, important for wartime steel production.

A statement in any room, each reproduction is printed on museum-quality archival paper using a restored version of the original. Click "Add to Cart" to proceed to our safe and secure checkout via PayPal, Visa, MasterCard, Discover, American Express, Amazon, Google or Apple Pay. KNOWOL watermark does not appear on final print.