Search Results
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Apparatus for the analysis of micro quantities of gases
- 1930-Jan-08
General view of an apparatus used to analyze micro quantities of gases at the U.S. Department of Agriculture's Fixed Nitrogen Research Laboratory located in Washington, D.C.
The Fixed Nitrogen Research Laboratory…
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Apparatus for the study of equilibrium
- 1930-Jan-08
General view of an apparatus for the study of equilibrium in the iron-water-iron oxide-hydrogen system at the U.S. Department of Agriculture's Fixed Nitrogen Research Laboratory located in Washington, D.C.
The Fixed…
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Organic combustion furnace and train
- 1930-Jan-08
General view of the organic combustion furnace and train utilized at the U.S. Department of Agriculture's Fixed Nitrogen Research Laboratory located in Washington, D.C.
The Fixed Nitrogen Research Laboratory (F.N.R.L.)…
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Apparatus for measuring vapor pressures
- 1928-Aug-21
General view of an apparatus used to measure vapor pressures in the study of Urea synthesis at the U.S. Department of Agriculture's Fixed Nitrogen Research Laboratory located in Washington, D.C. In the production of…
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Dr. Leatherman measuring traces of inert gas and air in nitrogen
- 1928-Aug-21
General view of Dr. Leatherman using an apparatus to measure traces of inert gas and air in nitrogen at the Fixed Nitrogen Research Laboratory's High-Pressure Laboratory.
The Fixed Nitrogen Research Laboratory…
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Dr. Leatherman determining amount of inert gas in nitrogen
- 1928-Aug-21
General view of Dr. Leatherman using an apparatus to determine the amount of inert gas present in nitrogen made from the fractionation of liquid air at the Fixed Nitrogen Research Laboratory's High-Pressure Laboratory. …
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Compressor used in carbon dioxide refrigeration system
- 1928-Aug-21
General view of compressor used in the carbon dioxide refrigeration system at the Fixed Nitrogen Research Laboratory's High-Pressure Laboratory. The individual present in the photograph is identified as Mr. Tremearne.
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Apparatus used to analyze hydrogen
- Circa 1928
General view of an apparatus used to analyze hydrogen at the Fixed Nitrogen Research Laboratory's Synthetic Ammonia Division.
The Fixed Nitrogen Research Laboratory (F.N.R.L.) was established at American University in…
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Hydraulic pressure pump and other laboratory apparatus
- 1928-Aug-21
General view of assorted apparatus used in the Fixed Nitrogen Research Laboratory's High-Pressure Laboratory, including a hydraulic pressure pump, piston-type gauges, high-pressure booth, and valve manifold. The…
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Thermostat and equipment used to measure volume of gas
- 1928-Aug-21
General view of the thermostat and other equipment used to measure gas volumes in order to make compressibility determinations at the High-Pressure Laboratory, part of the U.S. Department of Agriculture's Fixed…
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Apparatus to study the compressibility of gases
- Circa 1928
General view of the thermostat and assorted apparatus used to study the compressibility of gases at high pressures at the U.S. Department of Agriculture's Fixed Nitrogen Research Laboratory located in Washington, D.C. …
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Thermostat and equipment for determining compressibility
- 1928-Aug-21
General view of a thermostat and equipment used to determine the compressibility of gas at the U.S. Department of Agriculture's Fixed Nitrogen Research Laboratory located in Washington, D.C. In chemistry,…
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Barometers and potentiometer at the Fixed Nitrogen Research Laboratory
- 1928-Aug-21
Mr. Hetherington demonstrating the barometers and potentiometer used for temperature control at the High-Pressure Laboratory, part of the U.S. Department of Agriculture's Fixed Nitrogen Research Laboratory facilities…
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Measurement of gas volumes at Fixed Nitrogen Research Laboratory
- 1928-Aug-21
General view of the apparatus used to measure gas volumes in order to make compressibility determinations at the High-Pressure Laboratory, part of the U.S. Department of Agriculture's Fixed Nitrogen Research Laboratory…
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Apparatus for studying the thermal decomposition of ammonia
- 1928-Aug-21
General view of an apparatus used to study the thermal decomposition of ammonia of the surface of tungsten, molybdenum, nickel, and iron catalysts at the U.S. Department of Agriculture's Fixed Nitrogen Research…
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Compression and high-pressure storage cylinders
- 1928-Aug-21
General view of two compression and high-pressure storage cylinders used at the U.S. Department of Agriculture's Fixed Nitrogen Research Laboratory located in Washington, D.C. Part of a hand-operated booster connected…
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Test tube for study of the activity of potassium ions and electrons
- 1928-Aug-21
General view of a test tube used to study the activity of potassium ions and electrons in the activation of nitrogen gas and hydrogen at the U.S. Department of Agriculture's Fixed Nitrogen Research Laboratory located in…
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The Unsuccessful Alchemists - Trying to Make Political Gold for Blaine out of Anti-Cleveland Dross
- 1887
This illustration by F.B. Opper appeared in the November 2, 1887 edition of Puck, an American literary humor magazine. The image shows three bearded alchemists in fantastic dress, working with crucibles, alembics, and…
- Artist Opper, Frederick Burr, 1857-1937
- Publisher Puck
- Subject Satire, Laboratories, Political science, Alchemy, Blaine, James Gillespie, 1830-1893, Caricatures and cartoons, Political cartoons
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Portrait of John Lawes, "Agricultural Science"
- 1882
Color lithograph reproduces a watercolor portrait caricature of Sir John Bennet Lawes, (1814-1900), an English entrepreneur and agricultural scientist. Lawes developed a superphosphate that would mark the beginnings of…
- Artist Chartran, Théobald, 1849-1907
- Publisher Vanity Fair
- Subject Chemists, Agriculturists, Lawes, J. B. (John Bennet), 1814-1900, Caricatures and cartoons, Agriculture
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Portrait of Henry Bessemer, "Steel"
- 1880
Color lithograph reproduces a watercolor portrait caricature of Sir Henry Bessemer (1813-1898), an English engineer, inventor, and businessman. Bessemer's name is chiefly known in connection with the Bessemer process…
- Artist Ward, Leslie, Sir, 1851-1922
- Publisher Vanity Fair
- Subject Steel industry and trade, Steel, Chemists, Bessemer, Henry, Sir, 1813-1898, Caricatures and cartoons
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Portrait of Lyon Playfair, "Chemistry"
- 1875
Color lithograph reproduces a watercolor portrait caricature of Lyon Playfair, 1st Baron Playfair (1818-1898), a Scottish scientist and Liberal politician. Number 195 in the Vanity Fair collection, "Statesmen." The…
- Artist Pellegrini, Carlo, 1839-1889
- Publisher Vanity Fair
- Subject Playfair, Lyon Playfair, Baron, 1818-1898, Caricatures and cartoons, Chemists
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La Chimie aux Abois
- 1903
Full-page offset lithograph print in two colors (black and yellow/orange). "La Chimie aux Abois" appeared as a full-page illustration in the French satirical magazine L'Assiette au beurre (The Trough) in 1903. The…
- Artist Balluriau, Paul, 1860-1917
- Publisher L'Assiette au beurre
- Subject Satire, Chemistry, Chemists, Caricatures and cartoons
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Beckman Airfuge CLS Ultracentrifuge
- 1975 – 1984
Beckman first released the Airfuge Ultracentrifuge in 1975.
Beckman Instruments began producing centrifuges after their January 1, 1955 acquisition of industry leader, Specialized Instruments Corporation, or Spinco.…
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Beckman Spinchron Centrifuge
- 1990s
Beckman Instruments began producing centrifuges after their January 1, 1955 acquisition of industry leader, Specialized Instruments Corporation, or Spinco. With Spinco came the famous Model E Ultracentrifuge, which was…
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Beckman Ratio Fluorometer
- Undated
This is a double-beam instrument that measures fluorescence through spectroscopy.
