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Start Over You searched for: Date 1937 Remove constraint Date: <span class="single" data-blrl-single="1937">1937</span>-
250-pound autoclave and casting equipment
- 1937-Nov-08
General view of a 250-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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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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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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Top of 250-pound autoclave
- 1937-Nov-08
General view of the top of a 250-pound autoclave used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During production, a partially-evaporated nylon…
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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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Fourth spinning machine and chain traverse windup
- 1937-Nov-05
General view of the fourth spinning machine and chain traverse windup used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. Per the recollections of…
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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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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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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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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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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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Apparatus at Fixed Nitrogen Research Laboratory
- 1930s
General view of an unidentified apparatus, possibly a pump or compressor, used at the U.S. Department of Agriculture's Fixed Nitrogen Research Laboratory located in Washington, D.C.
The Fixed Nitrogen Research…
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Wilson College chemistry club
- Circa 1937
Group photograph depicting members of the chemistry club at Wilson College in Chambersburg, Pennsylvania. The group consists of nine women gathered around a table while observing one member pouring an unknown substance…