Demonstration Motor According to Ritchie's Design

ID: MAH-47797C

Creator: Unknown

Form/Genre: Negative

Date: c. 1830s

Citation: Smithsonian Institution Archives, Accession11-006

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Summary

Demonstration motor according to Ritchie's design, showing cup for mercury commutator.

Category

Historic Images of the Smithsonian

Notes

N.M.A.H. Cat. No. 315,532.

Contained within

Smithsonian Institution Archives, Accession11-006

Contact information

Institutional History Division, Smithsonian Archives, 600 Maryland Avenue, SW, Washington, D.C. 20024-2520, SIHistory@si.edu

Date

c. 1830s

Restrictions & Rights

No restrictions

Topic

  • Photography
  • Negatives
  • Electromagnets
  • Motors
  • Magnets
  • Photography--Negatives
  • Electromagnetism

Form/Genre

  • Negative
  • Document

ID Number

MAH-47797C

Physical description

Number of Images: 1 ; Color: Black and White ; Size: 5w x 7h ; Type of Image: Photograph ; Medium: Negative

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