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176 items
The Edgewood Arsenal
- The Chemical Warfare
- 1919-Mar
The Chemical Warfare was published monthly by the enlisted men of Edgewood Arsenal in Edgewood, Maryland "to bring the news—to stimulate [them] in [their] work—to make for happiness—to cheer and to educate." This issue…
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5 items
A Discussion of pH Measurement Methods
- 1936-Aug
This report outlines the colorimetric and electrical ways to determine the pH of a solution and the various kinds of electrodes that can be used with electrical instruments. Beckman concludes that a method using glass…
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Buffer Solutions
- 1939-Oct
Written by NTL (the precursor to Beckman Instruments, Inc.), this document outlines new standards for buffer solutions used in pH meters.
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist…
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4 items
Beckman Model H Glass Electrode pH Meter
- Bulletin 170
- Circa 1950
Promotional, color pamphlet for the Model H pH Meter.
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the…
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Union Carbide's First Chemical Operation, Clendenin, West Virginia
- Undated
Landscape painting with architecture. A high eye-level view of a river valley from a hilltop, showing a small cluster of industrial buildings concentrated in the lower right. Post-Impressionistic style. Pencil marks…
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Portrait of George Trapp
- 1930
Standing portrait of George Trapp, a blue-collar worker, looking left; dressed in work clothes including a cap, white shirt, vest, and smock; holding the neck of a green glass carboy in left hand; to left, crates used…
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Portrait of Reinhart Geiger
- 1930
Portrait of Reinhart Geiger standing, facing left; dressed in cap, blue coat, and gloves; holding oil can; locomotive in background; train tracks in lower right.
Gilded frame with label: "REINHART GEIGER / LOCOMOTIVE…
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The Alchemist
- 1937
Facing a glowing furnace at left, a bearded alchemist in green with a red cap looks at a flask of green liquid. A young assistant in a red singlet stands to his right. Laboratory apparatus is seen in foreground and…
- Artist Wyeth, N. C. (Newell Convers), 1882-1945
- Subject Alchemists, Alchemy, Alchemy in art
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The Village Chemist
- 1760
A seated man with red furred cap writing at table covered with red carpet; a window at left; before him at extreme left a skull on a book. At right a large copper bowl, globe, chair and apparatus. Mid painting in middle…
- Artist Juncker, Justus, 1703-1767
- Subject Alchemists, Alchemy, Alchemy in art, Juncker, Justus, 1703-1767
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The Alchemist's Experiment Takes Fire
- 1687
The alchemist's experiment has erupted in a sudden fire, with glass shattering in midair and smoke billowing upward. The alchemist is seated awkwardly in his chair with a startled expression on his face, having turned…
- Artist Heerschop, Hendrik
- Subject Alchemists, Alchemy, Alchemy in art, Heerschop, Hendrik, Families in art
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A man filling wet drug jars in an apothecary shop
- Circa 1650 – 1800
In the apothecary's workshop a man pours liquid from a jar into blue earthenware vessels. He is surrounded by copper bowls, jars, and sacks of endive and other herbs and vegetables likely used for medical preparations…
- Subject Alchemists, Alchemy, Alchemy in art
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Quartz Spectrograph
- Circa 1924
A spectrograph is an instrument used to obtain and record a light spectrum—it splits the light from an object into its component wavelengths so that it can be analysed. The spectral lines of a chemical element is…
- Manufacturer Adam Hilger Ltd.
- Subject Adam Hilger Ltd., Spectrograph, Optics
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The Alchemist and His Wife
- Circa 1928
When Chester Fisher commissioned this copy of a painting by David Ryckaert III (1612-1661), in the Royal Museums of Fine Arts of Belgium, Brussels, it was long assumed that the painting depicted the famous Nicolas…