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1 gal glass bottle with glass stopper, emtpy

1 gal glass bottle with glass stopper, emtpy

Corning
early 20th-mid 20th Century
1 gallon glass bottle "BENZENE" empty

1 gallon glass bottle "BENZENE" empty

Central Scientific Company
early 20th Century
3.5X magnifier

3.5X magnifier

Bausch & Lomb Optical Company
1937-1947
4.5-inch telescope objective

4.5-inch telescope objective

Bausch & Lomb Optical Company
circa 1900
1000 mL beaker

1000 mL beaker

Pyrex
1915-1940
Abbe-type microscope camera lucida

Abbe-type microscope camera lucida

Bausch & Lomb Optical Company
circa 1898
Abbe-type microscope camera lucida

Abbe-type microscope camera lucida

Bausch & Lomb Optical Company
circa 1929
Abbe-type microscope camera lucida

Abbe-type microscope camera lucida

Bausch & Lomb Optical Company
circa 1929
Abbe-type microscope camera lucida

Abbe-type microscope camera lucida

Ernst Leitz (company)
circa 1930
achromatic doublet lens

achromatic doublet lens

Edmund Salvage Company
1942-1950
automatic laboratory microtome

automatic laboratory microtome

Bausch & Lomb Optical Company
1935-1945
ballast for carbon arc lamp

ballast for carbon arc lamp

Bausch & Lomb Optical Company
1950-1960
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The Collection of Historical Scientific Instruments
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