Search Results
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Employees inspecting blasting cap shells at Hercules Port Ewen plant
- 1945-Mar
General view of Clara Kellerman and another unidentified employee inspecting electric blasting cap shells at the Hercules Powder Company plant in Port Ewen, New York. Formed in 1912 as part of an anti-trust settlement…
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Employees filling electric blasting caps at Hercules Port Ewen plant
- 1945-Mar
General view of female employees inserting bridged wires into loaded electric blasting caps at the Hercules Powder Company plant in Port Ewen, New York. The individuals visible in the photograph are identified as…
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Employee operating milling machine at Hercules Port Ewen plant
- 1945-Mar
General view of an unidentified employee operating a milling machine at the Hercules Powder Company plant in Port Ewen, New York. Formed in 1912 as part of an anti-trust settlement with DuPont, the Hercules Powder…
- Creator Of Work Hercules Incorporated
- Subject Milling machinery, Chemical industry, Hercules Incorporated, Milling-machines, Corporations, Machinery, Employees
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Employee inspecting blasting cap shells at Hercules Port Ewen plant
- 1945-Mar
General view of an unidentified female employee operating a machine used to inspect blasting cap shells at the Hercules Powder Company plant in Port Ewen, New York. Formed in 1912 as part of an anti-trust settlement…
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Employee cutting wires at Hercules Port Ewen plant
- 1945-Mar
General view of an unidentified employee cutting wire for use in blasting cap shells produced at the Hercules Powder Company plant in Port Ewen, New York. Prior to cutting, copper, enamel, and iron wire was insulated…
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Elizabeth Booth using hydraulic press at Hercules pilot plant
- 1945-Mar
General view of employee Elizabeth Booth operating a hydraulic press in the Viscose Laboratory at a Hercules Powder Company pilot plant in Hopewell, Virginia. Several stacks of viscose, a semi-synthetic fiber, are…
- Creator Of Work Hercules Incorporated
- Photographer ACME
- Subject Employees, Chemical industry, Scientific apparatus and instruments, Hercules Incorporated, Corporations, Cellulose, Women employees, Laboratories, Machinery, Booth, Elizabeth
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Charge and Press machine at Hercules Port Ewen plant
- 1945-Mar
Close-up view of the Charge and Press machine used to fill shells with an explosives charge the Hercules Powder Company plant in Port Ewen, New York. After the charge was pressed into the bottom of the shells, the…
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Andrew Roberts operating pulping equipment at Hercules pilot plant
- 1945-Mar
General view of employee Andrew Roberts operating pulping equipment at a Hercules Powder Company pilot plant in Hopewell, Virginia. This pulping equipment was likely used to produce dissolving pulp, also known as…
- Creator Of Work Hercules Incorporated
- Photographer ACME
- Subject Employees, Chemical industry, Hercules Incorporated, Dissolution (Chemistry), Corporations, Cellulose, Machinery, Roberts, Andrew
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Letter from Arthur and Erna Dalem (Alfred and Eva Schnell) to Max Bredig, June 24, 1944
- 1944-Jun-24 (sent)
- 1945-Mar-22 (received)
Message from Alfred Schnell (1900-1944) and Eva Schnell (1913-1944) to Max Albert Bredig (1902-1977). Alfred Schnell was a former colleague of Max Bredig. In the early 1940s, Alfred and his wife Eva fled to The Hauge to…
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2 items
Letter from S. S. Prentiss to Arnold O. Beckman
- 1945-Feb-28
The letter discusses the various parties interested in testing Pauling oxygen meters and the possibility of meeting in Washington or Philadelphia.
Developed from a Linus Pauling design during WWII, the technology…
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Letter from S. S. Prentiss to Arnold O. Beckman
- 1945-Feb-20
Request from the National Defense Research Committee for a Model L Pauling Oxygen Meter to test at high altitudes in airplanes.
Developed from a Linus Pauling design during WWII, the technology behind Beckman…
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2 items
Letter from S. S. Prentiss to Arnold O. Beckman
- 1945-Feb-16
This letter regards the use of oxygen meters on submarines and in hospitals, issues of cost and portability, and the Naval Research Laboratory's interest in detecting other gases.
Developed from a Linus Pauling design…
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2 items
Letter from S. S. Prentiss to Arnold O. Beckman
- 1945-Feb-16
The letter regards the procurement of Pauling meters for use on submarines and issues of cost and portability.
Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen…
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Letter from Arnold O. Beckman to J. H. Rushton
- 1945-Feb-14
Arnold Beckman informs J. H. Rushton that the Model G oxygen meter is ready for testing, but the Model F is not. An order has been received from the Linde Company, but not fulfilled, and an experimental instrument was…
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Beckman IR-85 Spectrophotometer wiring diagram
- 1945-Feb-10
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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Letter from Durand Churchill, Jr. to Arnold O. Beckman
- 1945-Feb-08
Letter regarding the extension of the military contract for Beckman Instruments' Pauling Oxygen Meter development. This letter also mentions the possibility of using the instrument inside oxygen tents.
Developed from a…
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Diagram of Beckman IR-85 spectrophotometer continuous wavelength drive
- 1945-Feb-08
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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2 items
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Letter from S. S. Prentiss to Arnold O. Beckman
- 1945-Feb-06
In this letter, Dr. Prentiss inquires about the possibility of combining a moisture detector and an oxygen meter, presumably for use in submarines. At the time, Dr. Spencer S. Prentiss was working for the National…
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Letter from S. S. Prentiss to Arnold O. Beckman
- 1945-Feb-06
Letter inquiring about the price and delivery of model P and A Pauling Oxygen Meters for use by the National Defense Research Committee. This letter was originally sent to Dr. Beckman with another letter from Spencer…
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2 items
Letter from J. H. Rushton to Arnold O. Beckman
- 1945-Feb-03
In this letter, J. H. Rushton of the National Defense Research Committee requests an update on the status of F and G model oxygen meter instruments.
Developed from a Linus Pauling design during WWII, the technology…
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Polarized light test at Hercules Parlin plant
- 1945-Jan
Close-up view of several testing samples in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey. Per notations accompanying the photograph, the samples were placed in a testing box and…
- Creator Of Work Hercules Incorporated
- Photographer ACME
- Subject Chemical industry, Scientific apparatus and instruments, Research, Industrial, Hercules Incorporated, Corporations, Plastics--Testing
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Felix G. Nakielny operating two-roll mill in Hercules Experimental Plastics laboratory
- 1945-Jan
General view of employee Felix G. Nakielny operating a two-roll mill in the Experimental Plastics laboratory at the Hercules Powder Company plant in Parlin, New Jersey. According to the caption that accompanied this…
- Creator Of Work Hercules Incorporated
- Photographer ACME
- Subject Employees, Chemical industry, Research, Industrial, Hercules Incorporated, Corporations, Cellulose, Machinery, Nakielny, Felix G.
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Circuit Diagram, Beckman pH Meter, Laboratory Model
- Dwg. No. CD-2000B
- 1945-Jan-24
The diagram is annotated in red and blue ink, indicating first and second position.
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an…
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2 items
Letter from Arnold O. Beckman to S. S. Prentiss
- 1945-Jan-23
In this letter, Beckman discusses the testing and production of various models of the Pauling oxygen meter. Model F is discussed in the most detail, but Models P, G, and a damaged aircraft Model L are also mentioned.
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