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44 items -
Pyrometer
- Part of Catalog of Laboratory Apparatus and Reagents for Industrial—Medical—Educational Laboratories
- 1922
- Creator Of Work Williams, Brown & Earle
- Subject Physical instruments, Laboratories--Equipment and supplies, Pyrometers
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Recording H-Ion Potentiometer
- Part of Catalog of Laboratory Apparatus and Reagents for Industrial—Medical—Educational Laboratories
- 1922
- Creator Of Work Williams, Brown & Earle
- Subject Physical instruments, Laboratories--Equipment and supplies, Potentiometer
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Type K Potentiometer Outfit
- Part of Catalog of Laboratory Apparatus and Reagents for Industrial—Medical—Educational Laboratories
- 1922
- Creator Of Work Williams, Brown & Earle
- Subject Physical instruments, Laboratories--Equipment and supplies, Potentiometer
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Saybolt Standard Universal Viscosimeter
- Part of Catalog of Laboratory Apparatus and Reagents for Industrial—Medical—Educational Laboratories
- 1922
- Creator Of Work Williams, Brown & Earle
- Subject Physical instruments, Laboratories--Equipment and supplies, Viscosimeter
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Metallographic Outfit
- Part of Catalog of Laboratory Apparatus and Reagents for Industrial—Medical—Educational Laboratories
- 1922
Combination of photomicrographic camera and metallurgical microscope.
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Microscopes
- Part of Catalog of Laboratory Apparatus and Reagents for Industrial—Medical—Educational Laboratories
- 1922
- Creator Of Work Williams, Brown & Earle
- Subject Physical instruments, Microscopes, Laboratories--Equipment and supplies
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Spencer Photo-Micrographic Outfit
- Part of Catalog of Laboratory Apparatus and Reagents for Industrial—Medical—Educational Laboratories
- 1922
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Mojonnier Apparatus
- Part of Catalog of Laboratory Apparatus and Reagents for Industrial—Medical—Educational Laboratories
- 1922
Moisture and milk testers for determining fat and total solids in milk and dairy products according to the Mojonnier process.
- Creator Of Work Williams, Brown & Earle
- Subject Physical instruments, Milk--Testing, Laboratories--Equipment and supplies, Milkfat--Testing
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Microscopes
- Part of Catalog of Laboratory Apparatus and Reagents for Industrial—Medical—Educational Laboratories
- 1922
- Creator Of Work Williams, Brown & Earle
- Subject Physical instruments, Microscopes, Laboratories--Equipment and supplies
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McKenna mechanically operated agate mortar and pestle
- Part of The Design and Equipment of Small Chemical Laboratories
- 1908
- Creator Of Work Meade, Richard K. (Richard Kidder), 1874-
- Publisher The Chemical Engineer Publishing Co.
- Subject Chemical laboratories--Equipment and supplies, Chemical laboratories
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Automatic water stills
- Part of The Design and Equipment of Small Chemical Laboratories
- 1908
- Creator Of Work Meade, Richard K. (Richard Kidder), 1874-
- Publisher The Chemical Engineer Publishing Co.
- Subject Chemical laboratories--Equipment and supplies, Chemical laboratories
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Microscopes "The Worker" and "The Prize"
- Part of Catalogue of Chemical and Physical Apparatus and Chemicals
- 1889
- Creator Of Work Philip Harris and Co.
- Publisher Wright, Dain, Peyton, and Co.
- Subject Chemical laboratories--Equipment and supplies, Scientific apparatus and instruments, Microscopes, Chemical apparatus
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Harris's Universal Microscope
- Part of Catalogue of Chemical and Physical Apparatus and Chemicals
- 1889
- Creator Of Work Philip Harris and Co.
- Publisher Wright, Dain, Peyton, and Co.
- Subject Chemical laboratories--Equipment and supplies, Scientific apparatus and instruments, Microscopes, Chemical apparatus
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College spectrometer (Wilson No. 2)
- Part of Catalog K: Physical Apparatus for Universities and Colleges
- 1912-May
Instrument that measures the wavelengths of light through a chemical sample. Can be used to determine elements in a sample when different elements emit different wavelengths of light. Illustrated instrument made by…
- Creator Of Work Central Scientific Company
- Subject Spectrometer, Scientific apparatus and instruments, Laboratories--Equipment and supplies
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Spectroscopes
- Part of Catalog K: Physical Apparatus for Universities and Colleges
- 1912-May
Spectroscopes use a lens or prism to disperse light into wavelengths. The spectroscopes shown can be handheld (top image) or attached to a camera (bottom image) to record the observation.
- Creator Of Work Central Scientific Company
- Subject Scientific apparatus and instruments, Laboratories--Equipment and supplies, Spectroscope
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2 itemsPrecision photometers
- Part of Catalog K: Physical Apparatus for Universities and Colleges
- 1912-May
Instruments designed for photometric analysis. Photometers can be used to measure the presence and concentration of organic and inorganic compounds in solution by determining the absorbance of specific wavelengths of…
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Wave apparatuses
- Part of Catalog K: Physical Apparatus for Universities and Colleges
- 1912-May
Wave apparatuses for the study of transverse and longitudinal waves.
- Creator Of Work Central Scientific Company
- Subject Scientific apparatus and instruments, Laboratories--Equipment and supplies, Shear waves
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Volt-Ammeters
- Part of Catalog K: Physical Apparatus for Universities and Colleges
- 1912-May
Instruments for measuring both voltage and amperes of direct electric current.
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Apparatus for lecture table demonstration with selenium cells
- Part of Catalog K: Physical Apparatus for Universities and Colleges
- 1912-May
From page 97: "These cells show the extraordinary property which selenium possesses of changing its electrical resistance under the influence of light."
- Creator Of Work Central Scientific Company
- Subject Scientific apparatus and instruments, Selenium cells, Laboratories--Equipment and supplies
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Lamp rheostat
- Part of Catalog K: Physical Apparatus for Universities and Colleges
- 1912-May
"Parsons' latest improved design, for controlling incandescent lighting circuits, and for demonstrating the laws of series and parallel combinations."
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Apparatus for demonstrating alternating current
- Part of Catalog K: Physical Apparatus for Universities and Colleges
- 1912-May
Apparatus for showing the principles of an induction or alternating current motor; demonstrating the rotating magnetic field.
- Creator Of Work Central Scientific Company
- Subject Scientific apparatus and instruments, Laboratories--Equipment and supplies
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Apparatus for Tesla's experiments
- Part of Catalog K: Physical Apparatus for Universities and Colleges
- 1912-May
Apparatus for showing Tesla's experiments with electricity.
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Various vacuum tubes
- Part of Catalog K: Physical Apparatus for Universities and Colleges
- 1912-May
Various vacuum tubes for cathode ray demonstrations, including Crookes' Tubes, Holtz' Tube, and Lenard's Tube.
- Creator Of Work Central Scientific Company
- Subject Scientific apparatus and instruments, Laboratories--Equipment and supplies
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Various Geissler tubes
- Part of Catalog K: Physical Apparatus for Universities and Colleges
- 1912-May
Various Geissler tubes for demonstration purposes. Invented by the glassblower, Johann Heinrich Wilhelm Geissler (1815-1878), a light is produced when an electric current is passed through the rarefied gas filled tubes.
- Creator Of Work Central Scientific Company
- Subject Scientific apparatus and instruments, Laboratories--Equipment and supplies