Autograph letter signed : Bonn, to Herrn Keiser & Schmidt in Berlin, 1893 Oct. 12.

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Autograph letter signed : Bonn, to Herrn Keiser & Schmidt in Berlin, 1893 Oct. 12.

http://www.worldcat.org/oclc/270466097

Ordering equipment for the University research laboratory.

1 item (1 p.) ; (8vo)

Pierpont Morgan Library.

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SNAC Resource ID: 7179955

Related Entities

There are 4 Entities related to this resource.

Heineman, Hettie, 1890-1974

http://n2t.net/ark:/99166/w6w957jz (person)

Ammann, Robert

http://n2t.net/ark:/99166/w6rn4nz4 (person)

Hertz, Heinrich, 1857-1894

http://n2t.net/ark:/99166/w6vr3rjk (person)

Heinrich Hertz (b. Feb. 22, 1857, Hamburg, Germany–d. Jan. 1, 1894, Bonn, Germany) was a German physicist who first conclusively proved the existence of the electromagnetic waves theorized by James Clerk Maxwell's electromagnetic theory of light. The unit of frequency — cycle per second — was named the "hertz" in his honor....

Keiser & Schmidt (Firm),

http://n2t.net/ark:/99166/w6353skr (corporateBody)