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  • Designs
  • Design topics
  • Element topics
  • Boards
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Production. B-17F heavy bomber. Pouring a lead die to be used in the production of parts for B-17F (Flying Fortress) bombers at the Boeing plant at Seattle. The Flying Fortress, a four-engine heavy bomber capable of high altitudes, has performed with great credit in the South Pacific, over Germany and elsewhere. Sourced from the Library of Congress.

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Production. B-17F heavy bomber. Pouring a lead die to be used in the production of parts for B-17F (Flying Fortress) bombers at the Boeing plant at Seattle. The Flying Fortress, a four-engine heavy bomber capable of high altitudes, has performed with great credit in the South Pacific, over Germany and elsewhere. Sourced from the Library of Congress.

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