Search Results
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Bill Pahl heating and compressing glass tube
- 1957-Oct-02
General view of Bill Pahl alternately heating and compressing a glass tube, part of a semi-microfractionation column manufactured in the Dow Chemical Company's Glass Fabrication department. Founded in 1925, the…
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Merlyn Smith molding a flange in Glass Fabrication department
- 1957-Oct-02
General view of Merlyn Smith molding a flange on a six-inch pipe manufactured in the Dow Chemical Company's Glass Fabrication department. Founded in 1925, the department was responsible for the fabrication and repair of…
- Creator Of Work Dow Chemical Company
- Subject Employees, Glass blowing and working, Laboratories, Dow Chemical Company, Turning (Lathe work), Glass manufacture, Machinery, Glassware, Lathes, Smith, Merlyn
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Wayne Doehring with glass polymerizer in Glass Fabrication department
- 1957-Oct-02
General view of Wayne Doehring placing a glass polymerizer into the annealing furnace in the Dow Chemical Company's Glass Fabrication department. Founded in 1925, the department was responsible for the fabrication and…
- Creator Of Work Dow Chemical Company
- Subject Employees, Laboratories, Dow Chemical Company, Glass manufacture, Furnaces, Glassware, Doehring, Wayne
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Carl Goetz blowing glass at Dow Chemical Company facility
- 1957-Oct-02
General view of apprentice Carl Goetz blowing out a distillation head of a glass tube manufactured in the Dow Chemical Company's Glass Fabrication department. Founded in 1925, the department was responsible for the…
- Creator Of Work Dow Chemical Company
- Subject Employees, Glass blowing and working, Laboratories, Dow Chemical Company, Glass manufacture, Blown glass, Glassware, Goetz, Carl
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Joe Skalnican using automatic calibrating machine in Glass Fabrication department
- 1957-Oct-02
General view of glassblower Joe Skalnican using an automatic calibrating machine to apply calibration marks to a piece of glass manufactured in the Dow Chemical Company's Glass Fabrication department. Founded in 1925,…
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Ken Altman and Francis Parkinson, Jr. examining glassware at Dow Chemical Company facility
- 1957-Oct-02
General view of shop foreman Ken Altman (left) and Francis Parkinson, Jr. examining assorted glassware produced in the Dow Chemical Company's Glass Fabrication department. Founded in 1925, the department was responsible…
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Bill Schwartz fusing glass at Dow Chemical Company facility
- 1957-Oct-02
General view of glassblower Bill Schwartz applying internal pressure to fuse and close the end of a small vacuum-jacketed column in the Dow Chemical Company's Glass Fabrication department. Founded in 1925, the…
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2 items
Skil-Craft No. CA-5 Chemistry Lab Case
- 1950 – 1959
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 Skil-Craft Corporation
- Subject Chemistry sets, Skil-Craft Corporation
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Beckman Series 63, Model 63L Potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Beckman Instruments, Inc.
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Beckman Model 62P Potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Passive components, Potentiometer, Beckman Instruments, Inc.
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Beckman Model 62P Potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Hesketh, Dean D.
- Subject Passive components, Potentiometer, Beckman Instruments, Inc.
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Helitrim Model 61PA potentiometers with coin
- 1950 – 1969
This photograph is part of a series of marketing images used to demonstrate the small size of Helipot products, here by way of popcorn and unpopped kernels.
Potentiometers regulate the flow of electricity, like the…
- Photographer Armstrong & Hess
- Subject Coins, Potentiometer, Beckman Instruments, Inc.
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Helitrim Models 61SB & 61SG trimming potentiometers (exploded view)
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Subject Potentiometer, Beckman Instruments, Inc.
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Helitrim Model 61 trimming potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Subject Potentiometer, Beckman Instruments, Inc.
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Cermet elements for Beckman Helitrim trimming potentiometers
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Ceramic metals, Potentiometer, Beckman Instruments, Inc.
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Helitrim Model 54 trimming potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Dietrich, T. A.
- Subject Potentiometer, Beckman Instruments, Inc.
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Helitrim Model 53 trimming potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Dietrich, T. A.
- Subject Potentiometer, Beckman Instruments, Inc.
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Helitrim Series 50 trimming potentiometers
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Beckman Instruments, Inc.
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Beckman competitors' potentiometer components
- 1950 – 1969
Beckman Instruments documented company-built instruments and electronic components, but in some cases also documented the work of competitors. These models were viewed as competitive to the Helipot Model 91.
- Photographer Armstrong & Hess
- Subject Passive components, Potentiometer
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Helitrim Model 91 Trimmer Potentiometers
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Beckman Instruments, Inc.
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CTS Version of Helipot Model 91
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Beckman Instruments, Inc.
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Beckman competitors' potentiometer components
- 1950 – 1969
Beckman Instruments documented company-built instruments and electronic components, but in some cases also documented the work of competitors. These models were viewed as competitive to the Helipot Model 91.
- Photographer Armstrong & Hess
- Subject Passive components, Potentiometer
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Helitrim Model 89 trimming potentiometers
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Beckman Instruments, Inc.
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Helitrim Model 89 trimming potentiometer
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Beckman Instruments, Inc.
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Helitrim Model 89 trimming potentiometers
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Photographer Armstrong & Hess
- Subject Potentiometer, Beckman Instruments, Inc.
