Search Results
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Main laboratory at Dow Midland plant
- 1930-Mar
General view of employees at work in the main laboratory at the Dow Chemical Company facilities located in Midland, Michigan. Assorted laboratory glassware and apparatus are visible throughout the laboratory.
- Creator Of Work Dow Chemical Company
- Subject Employees, Scientific apparatus and instruments, Dow Chemical Company, Glassware, Laboratories
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4 items
Sterimatic: Automatic Preparation of Sterilizing Rinse Solutions for Fountains and Bars
- Circa 1940
The brochure touts the benefits of a device which automatically dispenses a pH-controlled chlorine germicide rinse. Soda fountains, bars, and lunch counters are the target market.
- Creator Of Work Beckman Instruments, Inc.
- Subject Infection--Prevention, Hydrogen-ion concentration--Measurement--Instruments, Scientific apparatus and instruments, Chlorine, Sterilization, Disinfection and disinfectants, Beckman Instruments, Inc., Restaurants--Sanitation, Hydrogen-ion concentration
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2 items
pH
- Undated
This mailer, sent to Beckman shareholders, was a reprint from a company publication and explained the significance of the pH meter.
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from…
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Fig. 67: Gannets' Breeding-ground on a Guano Island
- 1913
- Author Martin, Geoffrey, 1881-1966
- Publisher D. Van Nostrand Company
- Subject Nitrogen, Chemistry, Phosphorus, Calcium phosphate, Gannets, Guano
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Fig. 54: Stalactite Columns
- 1913
- Author Martin, Geoffrey, 1881-1966
- Publisher D. Van Nostrand Company
- Subject Calcium carbonate, Chemistry, Stalactites and stalagmites, Carbon dioxide, Limestone
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Fig. 53: Exploration of Maelstrom in Mammoth Cave
- 1913
In Chapter XI on carbon dioxide, Geoffrey Martin discusses limestone rocks and formations. Of Mammoth Cave in Kentucky, he writes:
"One distant and dangerous abyss, called the Maelstrom, was first explored by a boy,…
- Author Martin, Geoffrey, 1881-1966
- Publisher D. Van Nostrand Company
- Subject Chemistry, Carbon dioxide, Caves, Limestone, Kentucky--Mammoth Cave
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Fig. 65: Lunar Landscape
- 1913
- Author Martin, Geoffrey, 1881-1966
- Contributor Nasmyth, James, 1808-1890, Carpenter, James, 1840-1899
- Publisher D. Van Nostrand Company
- Subject Lunar geology, Moon, Sulfur, Lunar volcanoes, Lunar craters, Chemistry
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FIg. 32: Dr. Leonard Hill administering Oxygen
- 1913
- Artist Ambrose, Charles
- Author Martin, Geoffrey, 1881-1966
- Publisher D. Van Nostrand Company
- Subject Chemistry, Breathing apparatus
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Fig. 59 (Frontispiece): Silica Terraces at Rotomahana
- 1913
- Author Martin, Geoffrey, 1881-1966
- Photographer Burton Brothers (Firm)
- Publisher D. Van Nostrand Company
- Subject New Zealand--Lake Rotomahana, Chemistry, Silica
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19 items
Triumphs & Wonders of Modern Chemistry
- A Popular Treatise on Modern Chemistry and its Marvels, written in Non-Technical Language for General Readers and Students
- 1913
- Author Martin, Geoffrey, 1881-1966
- Publisher D. Van Nostrand Company
- Subject Chemistry
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2 items
Bendix Mass Marker and Output Scanner
- 1970s
Close-up view of a Bendix Model MA-030 Mass Marker and Model MA-010 Output Scanner designed for use with a Bendix Time-of-Flight Mass Spectrometer. The Time-of-Flight Mass Spectrometer (TOFMS) was the flagship…
- Creator Of Work Bendix Corporation
- Manufacturer Mel Simon Inc./Photo Services
- Subject Scientific apparatus and instruments, Spectrometer industry, Mass spectrometry, Time-of-flight mass spectrometry, Bendix Corporation
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3 items
Beckman Has Sample Conditioning System for Combustion Flue Gases
- 1981-May-05
The Beckman 743 System conditioned combustion flue gases for oxygen analysis.
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3 items
Beckman Rheumatoid Factor Assay System Provides Quantitative Measurement
- 1981-May-01
The press release announces an assay for precisely measuring, rather than estimating, rheumatoid factor.
