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  • Description: Dredges
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    • Men inside dipper at Panama

    • Men inside dipper at Panama

    • Dredging; Laborers; Machinery; Construction equipment;

    • A 15 cu. yard dipper used on one of the big dipper dredges at Panama. A platform has been suspended half way down this dipper and thirty-four men have been grouped on this platform. This gives you an idea of the immense size of these dippers. We...
    • Nations Business Photograph Collection
    • DuPont Magazine [July 1920]

    • DuPont Magazine [July 1920]

    • Periodicals; Chemical industry; Automobile industry; Explosives; Dynamite; Textile industry; Firearms industry;

    • Table of Contents: Are breakers ahead; Pine of the southland; Relieving traffic troubles; Chairs and their upholstery; America dominant or subservient; Dredges, stump-pullers and dynamite; Making glasses comfortable; More kick in blasting caps and...
    • DuPont Magazine, 1913-2003

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