- The U.S. Geological Survey transferred this small aluminum tube to the Smithsonian in 1907, explaining that it was for determining the amount of suspended matter in water.
- Currently not on view
- Object Name
- turbidity tube
- overall: 1 1/8 in x 2 3/8 in x 1 in; 2.8575 cm x 6.0325 cm x 2.54 cm
- ID Number
- catalog number
- accession number
- See more items in
- Medicine and Science: Physical Sciences
- Data Source
- National Museum of American History
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