Search Results
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Staff at National Technical Laboratories Christmas party
- 1942-Dec-24
- Creator Of Work Beckman Instruments, Inc.
- Subject Employees, Beckman Instruments, Inc.
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Memo from Harold W. Wright to Arnold O. Beckman
- 1955-Nov-17
Memo regarding criticisms of Regulation VII, an ordinance proposed by the Los Angeles Chamber of Commerce's Air Pollution Committee to control Los Angeles smog. Among the criticisms: the difference between smoke and…
- Addressee Beckman, Arnold O.
- Author Wright, Harold W.
- Subject Air quality management, Los Angeles Chamber of Commerce, Air--Pollution, Smog
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Memo from Robert H. Davis to Ruth E. Meilandt
- 1955-Nov-16
Memo regarding proposed Air Pollution Control District regulation of fuel oil burning by industrial facilities. Robert H. Davis points out that publicly owned utilities are not being given the same scrutiny as privately…
- Addressee Meilandt, Ruth E.
- Author Davis, Robert H.
- Subject Air quality management, Smog, Air--Pollution, Southern California Edison Company
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Beckman IR-4 Infrared Spectrophotometer in use
- Circa 1956
The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an infrared spectrophotometer that they could use to create rubber. Under this…
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Beckman Model 210 Systems Analyzer
- Circa 1960
This transistorized data processor was made for Aerojet Corporation in the early 1960s. It was produced by Beckman Instruments' Systems Division, which made (among other things) aerospace industry instruments like these…
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Beckman Model N pH Meter
- Undated
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 acidity of his product. The resulting instrument kicked off…
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Lobby of Beckman Instruments' Fullerton Plant
- Circa 1957
The lobby of the Beckman Instruments plant in Fullerton, California, features a mural called "The Age of Instrumentation" by artists Standish Backus, Jr. and Joseph E. Knowles. This mural depicts mankind's journey of…
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Beckman Model G pH meter in use
- Circa 1955
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 acidity of his product. The resulting “acidimeter” with its…
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Beckman Instruments International Touring Laboratory
- 1964
A truck used to move scientific instruments to a given location for demonstrations and sales. This truck was used in Western Europe in the 1960s.
- Creator Of Work Walmer Studios
- Subject Laboratories, Trucks, Beckman Instruments, Inc.
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Handheld Bakelite No. 7 Microphone
- Undated
Black Bakelite handle with a large button on its side; product information engraved in white on front of handle; circular grated area has a raised enclosure; four copper wires coated in brown synthetic fiber emanate…
- Subject Plastics, Bakelite, Plastics industry and trade
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Plate 1: Solar spectra
- 1870
Fig. 1: Janssen (Pierre Jules César Janssen)
Fig. 2: Brewster (David Brewster)
Fig. 3: V. der Willingen (Volkert Simon Maarten van der Willigen)Secchi used these three solar spectra to illustrate how the position of…
- Artist Dulos, Pierre
- Author Secchi, Angelo, 1818-1878
- Publisher Gauthier-Villars
- Subject Meteorology, Stars--Spectra, Sun, Solar atmosphere
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Plate 2: Spectra of Secchi star classes I–III
- 1870
Fig. 1: Spectrum of "yellow" stars. Secchi included the sun, Pollux, Arcturus, Aldebaran, and Procyon in this second of four classes of stars.
Fig. 2: Spectrum of "white" stars. Secchi included Sirius, Vega, Altair,…
- Artist Dulos, Pierre
- Author Secchi, Angelo, 1818-1878
- Publisher Gauthier-Villars
- Subject Meteorology, Stars--Spectra, Sun, Solar atmosphere
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Plate 3: Spectra of Secchi star classes III–IV
- 1870
Fig. 1: Spectrum of "red to orange" stars, particularly Alpha Orion and Antares. Secchi included Alpha Herculis, Beta Pegasi, Alpha Orion, and Antares in this third of four classes of stars.
Fig. 2: Spectrum of…
- Artist Dulos, Pierre
- Author Secchi, Angelo, 1818-1878
- Publisher Gauthier-Villars
- Subject Meteorology, Stars--Spectra, Sun, Solar atmosphere
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Plate VIII. Brown staining from mustard gas.
- Part of An Atlas of Gas Poisoning
- 1918
Drawing made on the eighteenth day after exposure to gas.
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Plate IX. Ulceration of trachea by mustard gas.
- Part of An Atlas of Gas Poisoning
- 1918
Drawing of a trachea at the twelfth day after gassing.
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Plate VII. Burning of scrotum and penis by mustard gas.
- Part of An Atlas of Gas Poisoning
- 1918
Drawing made on eleventh day.
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Plate V. Erythema of skin from general exposure to the vapour of Yellow Cross substance.
- Part of An Atlas of Gas Poisoning
- 1918
Drawing made on fifth day.
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Plate III. Pallid type of asphyxia from phosgene poisoning, with circulatory failure.
- Part of An Atlas of Gas Poisoning
- 1918
Drawing made on second day after gassing.
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Plate I. Microscopic section of human lung from phosgene shell poisoning. Death at the nineteenth hour after gassing.
- Part of An Atlas of Gas Poisoning
- 1918
"The piece of lung shown is almost entirely useless for aeration of the blood."
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Plate II. Blue type of asphyxia from phosgene poisoning, with intense venous congestion.
- Part of An Atlas of Gas Poisoning
- 1918
Drawing made early on second day after gassing.
