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Peter Cooper Hewitt SIGNED AUTOGRAPHED Letter Mercury-Vapor Lamp Inventor
Peter Cooper Hewitt SIGNED AUTOGRAPHED Letter Mercury-Vapor Lamp Inventor
Peter Cooper Hewitt SIGNED AUTOGRAPHED Letter Mercury-Vapor Lamp Inventor

Peter Cooper Hewitt SIGNED AUTOGRAPHED Letter Mercury-Vapor Lamp Inventor

$ 184.8

Availability: 100 in stock
  • All returns accepted: ReturnsNotAccepted
  • Original/Reproduction: Original
  • Signed by: Peter Cooper Hewitt

    Description

    Typescript letter signed by Peter Cooper Hewitt. Written on Cooper Hewitt letterhead and dated 1903. Hewitt is the inventor known for inventing the first mercury-vapor lamp in 1901.
    Recipient was
    Edmund Zalinski (inventor of the Zalinski gun).
    10.25" x 7.65"