Search Results
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Dick Kowalczyk welding side arm onto glass polymerizer
- 1957-Oct-02
General view of Dick Kowalczyk welding a side arm onto a glass polymerizer manufactured 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 Welding, Laboratories, Dow Chemical Company, Glass manufacture, Machinery, Glassware, Employees, Kowalczyk, Dick
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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
Helipot Corporation staff
- 1950-Jul
Staff and representatives pose outside the Helipot Corporation's Meridian Avenue location.
The Helipot Corporation was founded during World War II by Arnold O. Beckman of Beckman Instruments (at that time still…
- Photographer Brooks, Ernest W.
- Subject Employees, Portraits, Group, Beckman Instruments, Inc.
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18 items
Early Beckman facilities, Pasadena and South Pasadena
- Undated
- 1934 – 1935
- 1940
- 1946
- 1949
- 1950
A Pasadena garage was the first home of the National Postal Meter Company, founded by Arnold Beckman in 1934. The company soon became National Technical Laboratories, with a focus on pH meters. In 1935, the company…
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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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4 items
The Vindication of the DR
- or, "Don't Fall For That Speed Stuff"
- 1954-Apr-16
The DR was a double-beam ultraviolet spectrophotometer, designed for accuracy rather than speed. Lee Cahn's skit represents an effort to begin "selling accuracy," as noted in the attached memo from J. D. MacNamara. The…
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2 items
Letter from Dr. Donald H. Loughridge to Arnold O. Beckman
- 1953-Nov-17
Donald Loughridge, dean of Northwestern University, exchanges friendly news with Arnold Beckman before discussing chemistry professor Robert L. Burwell's complaints about the IR-2T spectrophotometer, its frequent…
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2 items
Letter from Arnold O. Beckman to Dr. Donald H. Loughridge
- 1953-Dec-03
In response to Donald Loughridge's complaints about the performance of the IR-2T spectrophotometer, Arnold Beckman defers to general sales manager W. H. Steinkamp and expresses confidence that he will bring the…
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2 items
Letter from Allen S. Hussey to Arnold O. Beckman
- 1954-Apr-30
Allen Hussey, the director of Northwestern University's chemical laboratories, discusses the frequent breakdowns of the IR-2T spectrophotometer, the practical and ethical barriers to selling it to recoup expenses, and…
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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.
