Search Results
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Extruder in use at Hercules Parlin plant
- 1949-Jan
Close-up view of an extruder in use in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey. Extruders were commonly used to process and shape a variety of raw materials produced at the…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Chemical industry, Extrusion process, Hercules Incorporated, Corporations, Cellulose, Machinery
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V.F. Kurowsky operating flow measuring device at Hercules Parlin plant
- 1949-Jan
Close-up view of V.F. Kurowsky operating a flow measuring device used to identify and control the ratio of base material to plasticizer in cellulose molding compounds produced in the Plastics Laboratory at the Hercules…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Scientific apparatus and instruments, Research, Industrial, Hercules Incorporated, Corporations, Cellulose, Kurowsky, V.F.
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J.P. Deran working with molded cellulose materials at Hercules Parlin plant
- 1949-Jan
General view of operator J.P. Deran removing injection molded cellulose materials from a 4-ounce Reed Prentice molding apparatus at the Hercules Powder Company plant in Parlin, New Jersey. Per notations accompanying the…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Plastics--Molding, Employees, Chemical industry, Research, Industrial, Hercules Incorporated, Corporations, Injection molding of plastics, Machinery, Cellulose, Deran, J.P.
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Take-off jig at Hercules Parlin plant
- 1949-Jan
Close-up view of the take-off jig used to control extruded shapes on a National Rubber 2-inch extruder in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey. The employee visible in the…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Chemical industry, Extrusion process, Hercules Incorporated, Corporations, Cellulose, Machinery, Ethylcellulose
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Tumbling shaker at Hercules Parlin plant
- 1949-Jan
Close-up view of a tumbling shaker used in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey to dissolve plastic materials in solvents. Per notations accompanying the photograph, the…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Viscosity--Measurement, Chemical industry, Polymers--Viscosity, Scientific apparatus and instruments, Research, Industrial, Hercules Incorporated, Corporations, Cellulose, Viscosity
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V.F. Kurowsky operating flow measuring device at Hercules Parlin plant
- 1949-Jan
Close-up view of V.F. Kurowsky operating a flow measuring device used to identify and control the ratio of base material to plasticizer in cellulose molding compounds produced in the Plastics Laboratory at the Hercules…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Scientific apparatus and instruments, Research, Industrial, Hercules Incorporated, Corporations, Cellulose, Kurowsky, V.F.
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Employee using extruder at Hercules Parlin plant
- 1949-Jan
Close-up view of an unidentified employee pouring raw material into the hopper of an extruder in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey. The material is subsequently extruded…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Extrusion process, Hercules Incorporated, Corporations, Cellulose, Machinery
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L.F. Strugala using two-roll mill at Hercules Parlin plant
- 1949-Jan
Close-up view of operator L.F. Strugala using a two-roll mill in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey. Per notations accompanying the photograph, the two-roll mill was used…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Research, Industrial, Hercules Incorporated, Corporations, Cellulose, Machinery, Strugala, L.F.
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Extruder in use at Hercules Parlin plant
- 1949-Jan
Close-up view of the take-off jig used to control extruded shapes on a National Rubber 2-inch extruder in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey. The employee visible in the…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Extrusion process, Hercules Incorporated, Corporations, Cellulose, Machinery, Ethylcellulose
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J.P. Drew operating milling cutter at Hercules Parlin plant
- 1949-Jan
Close-up view of J.P. Drew operating a milling cutter used in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey. Per notations accompanying the photograph, the cutter was used to cut…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Plastics, Employees, Chemical industry, Research, Industrial, Hercules Incorporated, Corporations, Cellulose, Machinery, Plastics--Testing, Drew, J.P.
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L.F. Strugala using two-roll mill at Hercules Parlin plant
- 1949-Jan
Close-up view of operator L.F. Strugala using a two-roll mill in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey. Per notations accompanying the photograph, the two-roll mill was used…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Research, Industrial, Hercules Incorporated, Corporations, Cellulose, Machinery, Strugala, L.F.
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2 items
Employees working with General Electric Recording Spectrophotometer
- 1949-Jan
Two views of a General Electric Recording Spectrophotometer in use in the Plastics Laboratory at the Hercules Powder Company plant in Parlin, New Jersey. The employee visible in the first photograph is identified as…
- Creator Of Work Hercules Incorporated
- Photographer Rittase, William M., 1894-1968
- Subject Employees, Chemical industry, Scientific apparatus and instruments, Research, Industrial, Hercules Incorporated, Corporations, Spectrophotometry, Stoltenberg, R.A.
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2 items
Aluminum necklace
- 1900s
Round silver aluminum necklace consisting of numerous triangular shaped pieces arranged in an overlapping pattern; hook and eye clasp are attached via thread to the main body of the necklace.
- Subject Aluminum, Jewelry, Electrochemistry
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2 items
FlyDed Insect Spray
- After 1927 – before 1959
Pesticide bottle with blue and white text on orange, blue, and white label. Insect graphics. Red screw cap.
- Manufacturer Boyle-Midway Inc.
- Subject Pesticides, DDT (Insecticide), Insecticides
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2 items
All Out for Abundance to Feed a Hungry World
- 1940s
Print advertisement for a range of insecticides and fungicides manufactured by the Dow Chemical Company, including "MIKE" Sulfur, DN-Dry Mix, and App-L-Set. The advertisement also includes tips for best spraying results.
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"Jes' Plumb Loco"
- Advertisement for Dow Agricultural Chemicals
- 1940s
Color print advertisement for weed killers manufactured and sold by the Agricultural Chemical Division of the Dow Chemical Company for use against locoweed and other noxious plants. The advertisement features an…
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7 items
Patent for Hydrogen Tube
- 1949-Mar-08
Patent #2,463,743 for a hydrogen tube designed by H. Howard Cary and Warren Baxter during their time at National Technical Labs, a precursor to Beckman Instruments. This tube was designed for use in UV…
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Jasperware cameo portrait of an unknown man in profile
- After 1759 – before 1986
Cameo is oval with the profile of an unidentified man; profile is white and raised on a blue background with a raised dark blue border; cloth/paper covered oval shaped cardboard easel is attached to the back.
- Manufacturer Josiah Wedgwood & Sons
- Subject Jasperware, Cameos, Josiah Wedgwood & Sons
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Jasperware cameo portrait of an unknown man
- After 1759 – before 1986
Cameo is oval with the portrait of an unidentified man looking forward; profile is white and raised on a blue background with a raised dark blue border; cloth/paper covered oval shaped cardboard easel is attached to the…
- Manufacturer Josiah Wedgwood & Sons
- Subject Jasperware, Cameos, Josiah Wedgwood & Sons
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Supplement Number 1 to Bulletin #206-B
- 1949-Nov
The ultraviolet Model B was marketed as an easier to use and more affordable alternative to the Beckman DU Spectrophotometer.
The first Beckman Instruments DU Spectrophotometer was developed in 1940, when the company…
- Creator Of Work Beckman Instruments, Inc.
- Subject Scientific apparatus and instruments, Spectrophotometer, Beckman Instruments, Inc., Ultraviolet radiation
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16 items
Instruction Manual for Model B Spectrophotometer
- Bulletin 206-B
- 1949-Jul-12
The ultraviolet Model B was marketed as an easier to use and more affordable alternative to the Beckman DU Spectrophotometer.
The first Beckman Instruments DU Spectrophotometer was developed in 1940, when the company…
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Instructions for Beckman Model G pH meter
- 1949
Owners of the Model G would have found these instructions tucked inside the lid of the wooden case surrounding the instrument.
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the…
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The Rejuvenation of Aged Glass Electrodes
- Bulletin 69-B
- 1949-Dec
Glass electrodes were used in Beckman pH meters and various other instruments.
- Creator Of Work Beckman Instruments, Inc.
- Subject Electrodes, Glass, Beckman Instruments, Inc.
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2 items
Periodic table in style of helix wound on one cylinder with interrupted short and medium periods
- 1949 (Original design)
- Circa 1957 (Date attributed to slide)
Top and perspective views of a graphic representation of the periodic table of chemical elements in the style of a helix wound on one cylinder with interrupted short and medium periods. This type of table was originated…
- Creator Of Work Scherer, George A., Mazurs, Edward G.
- Subject Scientific illustration, Periodic table of the elements, Periodic law, Chemical elements
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2 items
Series table organized into sixteen groups
- 1949 (Original design)
- Circa 1957 (Date attributed to slide)
Graphic representation of the periodic table of chemical elements designed as a series table with sixteen groups. This table was originated by G.M. Murashov in 1949 and and classified by Mazurs as Type IC3-2a in his…
- Creator Of Work Murashov, G.M., Mazurs, Edward G.
- Subject Scientific illustration, Periodic table of the elements, Periodic law, Chemical elements