Gyroscope
Object Details
- Description
- Amos E. Dolbear (1837-1910) was an American physicist and inventor who devised an electrical gyroscope in 1861. This example of his improved version was made in 1867 by E. S. Ritchie, an instrument maker in Boston. The donor (Dolbear’s son) stated that it was "the first successful electric motor driven gyroscope ever built to demonstrate the earth's rotation."
- Location
- Currently not on view
- Credit Line
- Gift of Mr. Benjamin L. Dolbear
- Data Source
- National Museum of American History
- date made
- 1867
- ID Number
- PH.323349
- catalog number
- 323349
- accession number
- 249235
- maker
- Ritchie, Edward S.
- designer
- Dolbear, Amos E.
- Object Name
- gyroscope
- Physical Description
- steel (overall material)
- Measurements
- overall: 12 in x 5 in; 30.48 cm x 12.7 cm
- overall: 10 1/2 in x 8 3/4 in x 5 1/4 in; 26.67 cm x 22.225 cm x 13.335 cm
- See more items in
- Medicine and Science: Physical Sciences
- Record ID
- nmah_1761332
