- Glass hydrometer with shot ballast, and paper label marked "Tp. 15° C / 14" and "B & L."
- Currently not on view
- Object Name
- Bausch & Lomb
- overall: 6 1/2 in x 7/8 in; 16.51 cm x 2.2225 cm
- overall in tray: 1 5/8 in x 15 5/8 in x 12 5/8 in; 4.1275 cm x 39.6875 cm x 32.0675 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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