| Original/Reproduction | Original |
|---|---|
| Time Period Manufactured | Pre-1930 |
| Country of Origin | United States |
Check the listing for details. Antique Glass Hydrometer Cylinder. Made in United States. Listed at 19.00 USD. The Antique Glass Hydrometer Cylinder is a rare and original scientific instrument from the pre-1930 era, manufactured in the United States. This unique piece is designed to measure the specific gravity of liquids, making it a valuable addition to any collection of antique scientific instruments. Its historical significance and craftsmanship make it a prized artifact for collectors interested in the history of science and medicine.