64 kHz & 131 kHz wristwatch crystal units
64 kHz & 131 kHz wristwatch crystal units
Usage conditions apply
- Location
- Currently not on view
- Object Name
- Engineering Models, crystal units
- Initial Engineering Models, crystal units
- Date made
- ca 1968
- maker
- CTS-Knights
- Measurements
- overall; a: 3/4 in x 1/2 in x 1/8 in; 1.905 cm x 1.27 cm x.3175 cm
- overall; b - from catalog card: 2 cm x 3.6 cm x.2 cm; 25/32 in x 1 13/32 in x 3/32 in
- overall; c - from catalog card: 2 cm x 1.2 cm x.6 cm; 25/32 in x 15/32 in x 1/4 in
- overall; b: 3/4 in x 1 1/2 in x 1/8 in; 1.905 cm x 3.81 cm x.3175 cm
- overall; c: 3/4 in x 1/2 in x 1/8 in; 1.905 cm x 1.27 cm x.3175 cm
- ID Number
- 2002.0302.03
- catalog number
- 2002.0302.03
- accession number
- 2002.0302
- See more items in
- Work and Industry: Mechanisms
- Data Source
- National Museum of American History
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