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Plate XXI: Gamme chromatique: jaune-vert
- Chromatic scale of tones: yellow-green
- 1864
The gamut of yellow-green tones from light to dark along a 20-tone scale, where positions 0 and 21 correspond to white and black respectively.
- Author Chevreul, M. E. (Michel Eugène), 1786-1889
- Engraver Digeon, René Henri
- Printer Of Plates Ch. et A. Chardon (Paris)
- Publisher J.-B. Baillière et fils
- Subject Color--Terminology, Color separation, Colors, Color printing
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Plate XXIII: Gamme chromatique: vert-bleu
- Chromatic scale of tones: green-blue
- 1864
The gamut of green-blue tones from light to dark along a 20-tone scale, where positions 0 and 21 correspond to white and black respectively.
- Author Chevreul, M. E. (Michel Eugène), 1786-1889
- Engraver Digeon, René Henri
- Printer Of Plates Ch. et A. Chardon (Paris)
- Publisher J.-B. Baillière et fils
- Subject Color--Terminology, Color separation, Colors, Color printing
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Plate XX: Gamme chromatique: jaune
- Chromatic scale of tones: yellow
- 1864
The gamut of yellow tones from light to dark along a 20-tone scale, where positions 0 and 21 correspond to white and black respectively.
- Author Chevreul, M. E. (Michel Eugène), 1786-1889
- Engraver Digeon, René Henri
- Printer Of Plates Ch. et A. Chardon (Paris)
- Publisher J.-B. Baillière et fils
- Subject Color--Terminology, Color separation, Colors, Color printing
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Plate XVI: Gamme chromatique: rouge
- Chromatic scale of tones: red
- 1864
The gamut of red tones from light to dark along a 20-tone scale, where positions 0 and 21 correspond to white and black respectively.
- Author Chevreul, M. E. (Michel Eugène), 1786-1889
- Engraver Digeon, René Henri
- Printer Of Plates Ch. et A. Chardon (Paris)
- Publisher J.-B. Baillière et fils
- Subject Color--Terminology, Color separation, Colors, Color printing
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Plate XVII: Gamme chromatique: rouge-orangé
- Chromatic scale of tones: red-orange
- 1864
The gamut of red-orange tones from light to dark along a 20-tone scale, where positions 0 and 21 correspond to white and black respectively.
- Author Chevreul, M. E. (Michel Eugène), 1786-1889
- Engraver Digeon, René Henri
- Printer Of Plates Ch. et A. Chardon (Paris)
- Publisher J.-B. Baillière et fils
- Subject Color--Terminology, Color separation, Colors, Color printing
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Plate XVIII: Gamme chromatique: orangé
- Chromatic scale of tones: orange
- 1864
The gamut of orange tones from light to dark along a 20-tone scale, where positions 0 and 21 correspond to white and black respectively.
- Author Chevreul, M. E. (Michel Eugène), 1786-1889
- Engraver Digeon, René Henri
- Printer Of Plates Ch. et A. Chardon (Paris)
- Publisher J.-B. Baillière et fils
- Subject Color--Terminology, Color separation, Colors, Color printing
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Plate XIX: Gamme chromatique: orangé-jaune
- Chromatic scale of tones: orange-yellow
- 1864
The gamut of orange-yellow tones from light to dark along a 20-tone scale, where positions 0 and 21 correspond to white and black respectively.
- Author Chevreul, M. E. (Michel Eugène), 1786-1889
- Engraver Digeon, René Henri
- Printer Of Plates Ch. et A. Chardon (Paris)
- Publisher J.-B. Baillière et fils
- Subject Color--Terminology, Color separation, Colors, Color printing
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Plate XV: Gamme chromatique: gris
- Chromatic scale of tones: grey
- 1864
The gamut of grey tones from light to dark along a 20-tone scale, where positions 0 and 21 correspond to white and black respectively.
- Author Chevreul, M. E. (Michel Eugène), 1786-1889
- Engraver Digeon, René Henri
- Printer Of Plates Ch. et A. Chardon (Paris)
- Publisher J.-B. Baillière et fils
- Subject Color--Terminology, Color separation, Colors, Color printing
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Beckman Model 160 Wavelength Selectable Detector
- Undated
This piece is the cover to Bulletin 7389 for the Model 160 wavelength selectable detector used in liquid chromatography.
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Beckman Ratio Fluorometer
- Undated
This is a double-beam instrument that measures fluorescence through spectroscopy.
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Portrait of Jules François Joubert
- Circa 1877 (Date of original photograph)
Printed portrait of French scientist and professor Jules Francois Joubert (1834-1910), who assisted French chemist, biologist and microbiologist Louis Pasteur (1822-1895). Joubert collaborated with Pasteur in 1877,…
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Beckman Spectromonitor
- Undated
This liquid chromatography recording detector system consists of a dual-beam spectrophotometer, a pH meter, and a conductivity cell.
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Beckman Model 7700 Flow Colorimeter
- Undated
Colorimeters are used to quantify the concentration of a solute in a solution by measuring the absorbance of a particular wavelength or color of light by the solution.
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2 items
Beckman Ratio Fluorometer
- Undated
This is a double-beam instrument that measures fluorescence through spectroscopy.
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Spinco Model 135A Spectromonitor
- Undated
This liquid chromatography recording detector system consists of a dual-beam spectrophotometer, a pH meter, and a conductivity cell.
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Spinco Model 130 Spectrochrom Analyzer
- Undated
This chromatography instrument was first manufactured in the mid-1960s. It allowed operators to run several analyses at once and print out results, instead of compiling them separately. Components included pH and…
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Colorimeter for nitrogen dioxide analysis
- Circa 1928
General view of a colorimeter used to analyze nitrogen dioxide at the U.S. Department of Agriculture's Fixed Nitrogen Research Laboratory located in Washington, D.C. With regards to chemistry, colorimeters are used to…
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Beckman NASA Spaceborne Colorimeter
- Circa 1969
This instrument was created in 1968 by Beckman Instruments' Advanced Technology Operations (ATO) specifically for measuring the effect of space flight on calcium and creatinine levels in astronauts' urine. Colorimeters…
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Letter from Robert S. Mulliken to Harrison Shull, 1948
- 1948-Jul-15
Letter between Robert S. Mulliken and Harrison Shull, American quantum chemists, discussing recent results on the study of benzene spectra by Shull.
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Evelyn Photoelectric Colorimeter
- 1950 – 1959
Wooden box with metal instrument panel on top; four small black rubber feet on bottom; front of wooden box contains printed instructions and folds down to show inside of instrument; rectangular wooden area attached to…
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Beckman Model 7700 Industrial Flow Colorimeter
- 1970
Colorimeters are used to quantify the concentration of a solute in a solution by measuring the absorbance of a particular wavelength or color of light by the solution.
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Spectroscopy Laboratory at Dow Chemical Company
- 1953
General view of a technician operating an electrostatic accelerator in the Dow Chemical Company's Spectroscopy Laboratory.
- Creator Of Work Dow Chemical Company
- Photographer Korling, Torkel
- Subject Spectrum analysis, Laboratories, Dow Chemical Company, Employees, Scientific apparatus and instruments
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Bill Beamer at work in Dow Spectroscopy Laboratory
- 1952
General view of technician Bill Beamer operating an unidentified machine in the Dow Chemical Company's Spectroscopy Laboratory.
- Creator Of Work Dow Chemical Company
- Photographer Korling, Torkel
- Subject Spectrum analysis, Laboratories, Dow Chemical Company, Machinery, Employees, Scientific apparatus and instruments, Beamer, Bill
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Spectrographic analysis
- 1958
General view of assorted equipment and apparatus used to conduct spectographic analysis at the Naval Air Material Center's Aeronautical Materials Laboratory.
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Ultra-Violet and Visible Spectrum Spectrophotometer
- Circa 1958
General view of the Ultraviolet and Visible Spectrum (UV/Vis) Spectrophotometer used in the Naval Air Material Center's Aeronautical Materials Laboratory. UV/Vis spectroscopy is routinely used in analytical chemistry…