Tachometer, Air Viscosity
Object Details
- Manufacturer
- Waltham Watch Company
- Physical Description
- Range 200-2000 rpm; experimental; 11cm d; 3-3/4 in. dia
- Credit Line
- Transferred from the Department of Commerce
- ca. 1918
- Inventory Number
- A19570884000
- Restrictions & Rights
- Usage conditions apply
- Type
- INSTRUMENTS-Engine & Fuel
- Materials
- Copper Alloy
- Non-Magnetic White Metal Alloy
- Glass
- Paint
- Steel
- Dimensions
- 3-D (Diameter x Length): 11.1 × 11.4cm (4 3/8 × 4 1/2 in.)
- Country of Origin
- United States of America
- See more items in
- National Air and Space Museum Collection
- National Air and Space Museum
- Record ID
- nasm_A19570884000
- Metadata Usage (text)
- Not determined
- GUID (Link to Original Record)
- http://n2t.net/ark:/65665/nv95a4e09b8-53ec-44bf-8f49-beeeeff3189e
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