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Development Department, 1921 October-1924 April

Dates

  • Creation: 1921 October-1924 April

Scope and Contents

  • Letter and sample requesting DuPont travelers to use it to advertise DuPont Cleanable Collars.
  • Letter and sample offering employee purchase of tree tags and flower pot markers made of pyralin.
  • Report D-655 on problems caused for Flint subsidiary by development of Viscolec and Duco enamels at Parlin.
  • Work on development of plastic side windows for automobiles including Eng. patent 180,115.
  • Consideration of Haber process for ammonia production.
  • Development of pyralin poker and mahjong chips, including brochures and sample chip.
  • Consideration of Bregeat process for solvent recovery.
  • Physical Storage Information

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    Extent

    From the Collection: 39 Linear Feet

    Language of Materials

    From the Collection: English

    Additional Description

    Access Restrictions

    No restrictions on access; this collection is open for research.

    Related Names

    Creator

    Repository Details

    Repository Details

    Part of the Manuscripts and Archives Repository

    Contact:
    PO Box 3630
    Wilmington Delaware 19807 USA
    302-658-2400