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First drawing machine at DuPont Buffalo plant
- 1937-Nov-05
General view of the first drawing machine used at DuPont's Buffalo plant during the early stages of nylon production and research. In this technique, which generally was unsuccessful, undrawn yarn was pre-twisted by the…
- Subject Nylon, E.I. du Pont de Nemours & Company, Machinery
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Third continuous spinning machine with side-flow chimney and diminishing traverse
- 1937-Jun-01
Close-up view of the third continuous spinning machine used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware, with a view of the side-flow chimney and…
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Third continuous spinning machine
- 1937-May-14
General view of the third continuous spinning machine used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. This machine became the prototype for the…
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General view of the salt kettle preparation area
- 1937-Mar-26
General view of the salt kettle preparation area used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During the production of nylon, adipic acid and…
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50-pound autoclave and casting equipment
- 1937-Mar-26
Close-up view of a 50-pound autoclave and polymer casting equipment used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During production, a…
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Improved gas pressure spinner
- 1937-Mar-25
General view of an improved gas pressure spinner used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. This spinner unit was the first heated by…
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Glass spinning cell at DuPont Experimental Station
- 1937-Mar-25
General view of a glass spinning cell used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. In this design, the nylon polymer was melted in the glass…
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Detail view of glass spinning cell
- 1937-Mar-25
Detail view of a glass spinning cell used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. In this design, the nylon polymer was melted in the glass…
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Rod spinner arranged for production of bristles
- 1937-Mar-23
General view of a rod spinner arranged for the production of bristles during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During production, a cylindrical…
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50-pound autoclave and casting equipment
- 1937-Feb-12
General view of a 50-pound autoclave and polymer casting equipment used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During production, a…
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Second continuous spinning machine
- 1937-Feb-03
General view of the second continuous spinning machine used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. This machine notably included a swing-arm…
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Spinning machine at DuPont Buffalo plant
- 1936
General view of the spinning machine used at DuPont's Buffalo plant during the early stages of nylon production and research. This spinning machine, which was operated by Don Hull and George Lewis, was subsequently…
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First drawing machine at DuPont Buffalo plant
- Circa 1936
General view of the first drawing machine used at DuPont's Buffalo plant during the early stages of nylon production and research. In this technique, which generally was unsuccessful, undrawn yarn was pre-twisted by the…
- Subject Nylon, E.I. du Pont de Nemours & Company, Machinery
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First drawing machine at DuPont Buffalo plant
- Circa 1936
Overhead view of the first drawing machine used at DuPont's Buffalo plant during the early stages of nylon production and research. In this technique, which generally was unsuccessful, undrawn yarn was pre-twisted by…
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Second continuous spinning machine
- 1936-Oct-02
Close-up view of the second continuous spinning machine used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. This machine notably included a swing-arm…
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Rayon doubler and twister
- 1936-Jul-17
General view of the Whitin Machine Works Rayon doubler and twister used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. This machine predated and…
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First continuous spinning machine
- 1936-Apr-01
General view of the first continuous spinning machine used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. This machine notably included a high-speed…
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Machine shop at the Fertilizer Machinery Laboratory
- 1935
General view of the machine shop at the U.S. Department of Agriculture's Fertilizer Machinery Laboratory located at the Arlington Experimental Farm in Rosslyn [Arlington], Virginia. Established by an act of Congress in…
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Indoor soil track at Fertilizer Machinery Laboratory
- 1935
General view of the indoor soil track used in the U.S. Department of Agriculture's Fertilizer Machinery Laboratory located at the Arlington Experimental Farm in Rosslyn [Arlington], Virginia. Measuring 9 feet wide by 70…
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Fertilizer testing apparatus mounting frame and driving mechanisms
- 1935
Close-up view of the mounting frame and driving mechanisms of the fertilizer distribution testing apparatus used in the U.S. Department of Agriculture's Fertilizer Machinery Laboratory located at the Arlington…
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Fertilizer distribution testing apparatus
- 1935
General view of the fertilizer distribution testing apparatus used in the U.S. Department of Agriculture's Fertilizer Machinery Laboratory located at the Arlington Experimental Farm in Rosslyn [Arlington], Virginia. The…
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Constant Humidity Room at the Fertilizer Machinery Laboratory
- Circa 1935
General view of assorted equipment and apparatus in the Constant Humidity Room at the the U.S. Department of Agriculture's Fertilizer Machinery Laboratory located at the Arlington Experimental Farm in Rosslyn…
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Constant Humidity Room at the Fertilizer Machinery Laboratory
- Circa 1935
General view of assorted equipment and apparatus in the Constant Humidity Room at the the U.S. Department of Agriculture's Fertilizer Machinery Laboratory located at the Arlington Experimental Farm in Rosslyn…
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Air-conditioning equipment at Fertilizer Machinery Laboratory
- 1935
General view of the air-conditioning equipment used in the U.S. Department of Agriculture's Fertilizer Machinery Laboratory located at the Arlington Experimental Farm in Rosslyn [Arlington], Virginia. This particular…
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Improved gas pressure spinner and windup
- 1935-Jul-03
General view of an improved gas pressure spinner and windup used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. In this iteration, a spinning machine…