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Start Over You searched for: Date 1940 to 1949 Remove constraint Date: <span class="from" data-blrl-begin="1940">1940</span> to <span class="to" data-blrl-end="1949">1949</span>-
Inspection of staple drawing machine at DuPont facility
- 1947-Feb
General view of technicians inspecting the creel (a rack holding bobbins or spools for spinning) on a staple drawing machine used during the early stages of synthetic fiber production and research at DuPont. During the…
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Continuous denier meter used in production of synthetic fibers
- 1947-Mar
General view of a continuous denier meter used to measure the denier, or thickness, of filaments during the early stages of synthetic fiber production and research at DuPont. The spool of yarn to be measured is visible…
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Detail view of crimper used for production of nylon
- 1947-Mar
Detail view of a type of crimper used to crimp textile fibers during the early stages of synthetic fiber production and research at DuPont. Typically, fibers entered the machine via drive pulleys and were fed into a…
- Subject Nylon, E.I. du Pont de Nemours & Company, Machinery
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High-speed creel guide
- 1947-Mar
Detail view of a high-speed creel guide used during the early stages of synthetic fiber production and research at DuPont. "Creel" refers to a rack holding bobbins or spools for spinning. The photograph is labeled…
- Subject Nylon, E.I. du Pont de Nemours & Company, Machinery
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2 items
Measuring cell used in production of synthetic fibers
- 1947-Mar
Two views of a measuring cell used during the early stages of synthetic fiber production and research at DuPont. Typically, such cells were placed in an electrolyte bath as part of a metered device used to measure the…
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3 items
Measuring tension on drawing machine used for production of nylon
- 1947-Mar
Three close-up views of tension measurements taken on various components of a drawing machine, including the draw, creel, and crimper, used during the early stages of nylon production and research at DuPont. The…
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Pump block for six-position spinner
- 1947-Mar
Close-up view of the pump block of a six-position spinner used during the early stages of synthetic fiber production and research at DuPont. During the production of nylon, melt from the spinning machine typically…
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2 items
Six-position staple spinning unit
- 1947-Mar
Two views of a six-position staple spinning unit used during the early stages of synthetic fiber production and research at DuPont. Various components of the spinning unit are visible in the photograph, including a pump…
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Yarn windup for production of synthetic fibers
- 1947-Mar
General view of a yarn windup used during the early stages of synthetic fiber production and research at DuPont. The components of the windup are identified as follows: windup rolls (left); gear box (center); and…
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Key punch operators at Dow Tabulating Department
- 1947-Dec-16
General view of key punch operators (front to back) Ilene Allen, Janet Dyer, Jesse Haven, Marion McFadden, and Margaret Preznowiak transcribing written data into tabulating cards in the Tabulating Department at the Dow…
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Machine Room in Dow Tabulating Department
- 1947-Dec-16
General view of the Machine Room in the Tabulating Department at the Dow Chemical Company facilities located in Midland, Michigan. Several employees and machines, including tabulator, sorter, and interpreter units, are…
- Creator Of Work Dow Chemical Company
- Subject Employees, Dow Chemical Company, Tabulating machines, Corporations, Machinery, International Business Machines Corporation
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Machine tabulating room at Dow Chemical Company
- 1947-Dec-16
General view of unidentified employees at work in the machine tabulating room at the Dow Chemical Company facilities located in Midland, Michigan. Per an article in the December 16, 1947 edition of The Brine Well, the…
- Creator Of Work Dow Chemical Company
- Subject Employees, Dow Chemical Company, Tabulating machines, Corporations, Machinery, International Business Machines Corporation
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Neil Grover servicing alphabetic tabulator at Dow Tabulating Department
- 1947-Dec-16
Close-up view of IBM Corporation customer engineer Neil Grover servicing the electrical relays on an alphabetic tabulator in the Tabulating Department at the Dow Chemical Company facilities located in Midland, Michigan.…
- Creator Of Work Dow Chemical Company
- Subject Employees, Dow Chemical Company, Tabulating machines, Corporations, Machinery, International Business Machines Corporation, Grover, Neil
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Banbury Mixer in the Rubber Compounding and Processing Laboratory
- Circa 1949
View of the Banbury Mixer used in the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station. The mixer is a Farrel-Birmingham Co. size B Banbury Mixer with a 25 H.P. motor and four-speed…
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Banbury charging operation
- Circa 1949
View of a worker inserting rubber stock into the Banbury Mixer at the Naval Air Experimental Station's Rubber Compounding and Processing Laboratory. At the laboratory, the mixer was used to break down and mix rubber…
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Calender sheeting operation
- Circa 1949
View of two engineers, Stanley Bilker (background) and Ralph Harper (foreground), operating the calender sheeting machine at the the Naval Air Experimental Station's Rubber Compounding and Processing Laboratory. The…
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Closing operation on hydraulic press
- Circa 1949
View of a worker closing the hydraulic press in the Rubber Compounding and Processing Laboratory at the Naval Air Experimental Station. This unit is a 200-ton capacity Williams-White Moline machine equipped with three…
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Cutting operation for cross blending of ingredients
- Circa 1949
View of a worker cutting rubber stock from the mixing mill at the Naval Air Experimental Station's Rubber Compounding and Processing Laboratory. At the laboratory, the mill was used to mix rubber stocks or warm mixed…
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Dumping of mixed stock from Banbury Mixer
- Circa 1949
View of a worker dumping mixed rubber stock from the Banbury Mixer at the Naval Air Experimental Station's Rubber Compounding and Processing Laboratory. At the laboratory, the mixer was used to break down and mix rubber…
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Dynamic Test Laboratory at the Naval Air Experimental Station
- Circa 1949
General view of the Dynamic Test Laboratory at the Naval Air Experimental Station showing forced vibration machines and other equipment used to test rubber articles produced at the Station under simulated service…
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Electronically controlled constant rate of load tensile machine
- Circa 1949
General view of an electronically-controlled constant rate of load tensile machine used in the Naval Air Experimental Station's Physical Properties Laboratory. Tensile machines are commonly used to subject materials…
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Employee filing circular saws at Cliffs Dow plant in Marquette, Michigan
- 1949
General view of an unidentified employee filing circular saws in the sawmill at the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic,…
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Employee using band saw at Cliffs Dow plant
- 1949
General view of an unidentified employee feeding cants (logs with one or more squared sides) into a band saw in the sawmill at the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of…
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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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Engineers calendering experimental stocks of rubber
- Circa 1949
View of two engineers, Stanley Bilker (background) and Ralph Harper (foreground), operating the calender sheeting machine at the the Naval Air Experimental Station's Rubber Compounding and Processing Laboratory. The…