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Instruments & Innovation

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This digital collection features selected scientific instruments, apparatus, and analytical tools from the Institute's museum as well as photographs, rare-book engravings, and illustrations depicting various types of equipment and machinery found in laboratories, manufacturing plants, and mechanical treatises. Inventions from book wheels to fireballs can be found here, alongside more modern innovations such as Gammacells and Geiger counters.

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Creator Rittase, William M., 1894-1968 ✖Remove constraint Creator: Rittase, William M., 1894-1968 Format Image ✖Remove constraint Format: Image Place Virginia--Hopewell ✖Remove constraint Place: Virginia--Hopewell Rights No Known Copyright ✖Remove constraint Rights: No Known Copyright Subject Ethylcellulose ✖Remove constraint Subject: Ethylcellulose Date 1942 ✖Remove constraint Date: <span class='single'>1942</span>

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  • 1942 to 1942 1

  • Cellulose1
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  • Hercules Incorporated1
  • Rittase, William M., 1894-1968✖[remove]1

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  • Photographs

    Control panel at Hercules Hopewell plant

    • 1940s

    General view of an unidentified employee examining a control panel used in the production of ethyl cellulose at the Hercules Powder Company plant in Hopewell, Virginia. Ethyl cellulose manufactured by the Hercules…

    • Creator Of Work Hercules Incorporated
    • Photographer Rittase, William M., 1894-1968
    • Subject Employees, Chemical industry, Ethylcellulose, Scientific apparatus and instruments, Hercules Incorporated, Corporations, Cellulose, Machinery

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