Search Results
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2 items
Assorted Urea Plant apparatus
- 1926-Apr
Two views of assorted apparatus at the Fixed Nitrogen Research Laboratory's Urea Plant. Urea is a water-soluble powder form of carbonic acid frequently used as a fertilizer and feed supplement. The individuals present…
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2 items
Dr. Kuentzel studying the thermal and catalytic decomposition of azomethane
- 1930-Jan-08
Two views of Dr. Kuentzel studying the thermal and catalytic decomposition of azomethane at the U.S. Department of Agriculture's Fixed Nitrogen Research Laboratory located in Washington, D.C.
The Fixed Nitrogen…
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4 items
Apparatus for measuring the compressibility of gases
- 1926-Apr
Four assorted views 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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30 items
The Palatine Fast Dyestuffs
- 1920
Sample book for Palatine fast dyes, a trade name for metal-complex dyes where chromium is incorporated into the dyestuffs molecule by the manufacturer. The process for Palatine fast dyes was achieved around 1915 by I.G.…
- Contributor General Aniline & Film Corporation
- Creator Of Work General Dyestuff Corporation
- Subject Colorfastness (Textiles), Interessengemeinschaft Farbenindustrie Aktiengesellschaft, Dyes and dyeing--Wool
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42 items
Benzo Colours on Cotton Yarn, Part II
- 1921
Part II of a sample book from Farbenfabriken vorm. Friedrich Bayer & Co.—the first incarnation of the modern pharmaceutical company Bayer AG established to manufacture and sell synthetic dyestuffs—containing mounted…
- Creator Of Work Farbenfabriken vorm. Friedrich Bayer & Co.
- Subject Dyes and dyeing--Yarn, Dyes and dyeing--Cotton
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3 items
Letter from General Dyestuff Corporation to Albert Darbey
- 1934-Feb-01
Contains a listing of available para color dyes.
- Addressee Darbey, Albert
- Author General Dyestuff Corporation
- Subject Dyes and dyeing
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58 items
Benzo Colours on Cotton Yarn, Part I
- 1921
Part I of a sample book from Farbenfabriken vorm. Friedrich Bayer & Co.—the first incarnation of the modern pharmaceutical company Bayer AG established to manufacture and sell synthetic dyestuffs—containing mounted dyed…
- Creator Of Work Farbenfabriken vorm. Friedrich Bayer & Co.
- Subject Dyes and dyeing--Yarn, Dyes and dyeing--Cotton
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2 items
"Louis Pasteur" Microscope Set
- After 1920
Chemistry sets reached their heyday in the 1950s, but production of them began in the United States during World War I. Playing with a toy chemistry set inspired many a boy to become a chemist, and not until the late…
- Contributor Geo. Borgfeldt & Company
- Manufacturer Carolyn Manufacturing Company Inc.
- Subject Chemistry sets, Microscopes, Carolyn Manufacturing Company Inc., Pasteur, Louis, 1822-1895, Geo. Borgfeldt & Company
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2 items
Midgetlab Chemical Outfit No. 10
- 1933
Chemistry sets reached their heyday in the 1950s, but production of them began in the United States during World War I. Playing with a toy chemistry set inspired many a boy to become a chemist, and not until the late…
- Manufacturer Midgetlab Company
- Subject Chemistry sets, Midgetlab Company
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Gilbert Tele-Set Telegraph Outfit No. 3502
- Circa 1935
- Manufacturer A.C. Gilbert Company
- Subject Telegraph, A.C. Gilbert Company
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Postcard and French postage stamp commemorating Louis Pasteur
- After 1885 – before 1953
Postcard image is a reproduction of Finnish painter Albert Edelfelt's famed portrait "Pasteur Dans Son Laboratoire" [Pasteur In His Laboratory]. The portrait depicts Pasteur in his laboratory at the rue d'Ulm,…
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Postage stamp commemorating German emergency aid
- 1934
Stamp issued by the "Deutsche Reich" government under Nazi rule depicting images associated with the profession of chemistry.
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3 items
Plate XXXVII (Fig. 6): Pneumonia confined to one lobe and appearing as large yellow abscesses on the surface in dog dying 5 days after exposure.
- 1920
Poisoning from organic arsenic compounds.
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Plate XLI (Fig. 2): Hemorrhages in wall of damaged bronchus 6 days after chlorpicrin gassing. (Fig. 3) Higher magnification of hemorrhage in wall of bronchus shown in Fig. 2.
- 1920
Hemorrhages in residual pulmonary lesions from respiratory irritating gases.
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Plate XL (Fig. 1): Hemorrhages in lung of dog killed 10 days after phosgene gassing.
- 1920
Hemorrhages in residual pulmonary lesions from respiratory irritating gases.
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Plate XXXVIII (Figs. 8, 9): Congestion and hemorrhage about the bronchial tree standing out sharply against relatively normal lung tissue.
- 1920
Poisoning from organic arsenic compounds.
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Plate XXXIX (Fig. 10): Hemorrhage into peribronchial sheath without extension to alveolar tissue; also perivascular edema.
- 1920
Poisoning from organic arsenic compounds.
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Plate XXXVI (Fig. 4): Pneumonia arising diffusely throughout tissue full of edema.
- 1920
Poisoning from organic arsenic compounds.
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Plate XXXV (Fig. 3): Great congestion of capillaries in alveolar walls and edema fluid in alveoli.
- 1920
Poisoning from organic arsenic compounds.
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Plate XXXIV (Fig. 2): Trachea with edematous membrane in dog dying 19 hours after exposure to phenyldichlorarsine.
- 1920
Poisoning from organic arsenic compounds.
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Plate XXXIII (Fig. 1): Trachea and lungs from dog dying 1 day after exposure to ethyldichlorarsine.
- 1920
Poisoning from organic arsenic compounds.
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3 items
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