You Searched For
Start Over You searched for: Date 1878 to 1879 Remove constraint Date: <span class="from" data-blrl-begin="1878">1878</span> to <span class="to" data-blrl-end="1879">1879</span>-
Mortar and Pestles
- After 1868 – before 1944
Two sets of mortar and pestles belonging to Georg Bredig (1868-1944). The larger is made of white porcelain and the smaller is made from agate. Mortar and pestles are used to manually grind or crush a sample into a fine…
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Seltzer-water Manufactory
- 1870 – 1900
Illustration depicting the manufacture of seltzer or soda water by use of a wheel to force gas into bottled water.
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Casting Plate-glass
- 1870 – 1900
Illustration depicting the manufacture of plate glass, a form of glass traditionally made by casting and rolling and characterized by its excellent surface produced by grinding and polishing.
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Total immersion mercury thermometer
- 1800s
A: Bulb containing mercury attached to a glass tube of narrow diameter. Thermometer has Celsius scale with 20-30 degree range with major divisions every 1 degree and minor divisions every 0.1 degree.
B: Protective…
- Subject Temperature measurements, Thermometers
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Mercury thermometer
- 1800s
A: Bulb containing mercury attached to a glass tube of narrow diameter. Thermometer has Celsius scale with 0-100 degree range.
B: Protective cardboard tube for the thermometer (not digitized).
Partial immersion…
- Subject Temperature measurements, Thermometers