You Searched For
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>-
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
-
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…
-
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…
-
Inspection of autoclave at DuPont facility
- 1947-Feb
General view of technicians inspecting an autoclave located in the Polymer Wing at a DuPont facility during the early stages of synthetic fiber production and research. The individuals visible in the photograph are…
-
Inspecting feed to spinning machine at nylon pilot plant
- 1947-Feb
General view of technicians inspecting the feed to the two-position spinning machine used at the DuPont plant in Seaford, Delaware during the early stages of nylon production and research. The two cylindrical hoppers…
-
Russ Johnson operating photostat machine in Dow Photographic Laboratory
- 1947-Jan-13
General view of photo technician Russ Johnson operating a photostat machine in the Dow Chemical Company's Photographic Laboratory. Acquired from the Engineering Department, the photostat machine was used to reproduce a…
- Creator Of Work Dow Chemical Company
- Subject Employees, Photography, Dow Chemical Company, Photographers, Photography--Equipment and supplies, Machinery, Johnson, Russ
-
Ford Bowers printing photographs in Dow Photographic Laboratory
- 1947-Jan-13
General view of senior photo technician Ford Bowers printing photographs in the Dow Chemical Company's Photographic Laboratory. Established in the 1930's, the Photo Lab took pictures for employee publications like The…
- Creator Of Work Dow Chemical Company
- Subject Printers, Employees, Photography--Printing processes, Photography, Dow Chemical Company, Photographers, Machinery, Bowers, Ford
-
Continuous polymerizer at DuPont facility
- 1947-Jan-07
General view of component parts, including a holding tank, flash tube, spinner, and finisher, of a continuous polymerizer used during the early stages of synthetic fiber production and research at DuPont.
-
Continuous polymerizer at DuPont facility
- 1947-Jan-07
General view of component parts, including a holding tank, flash tube, condenser, and finisher, of a continuous polymerizer used during the early stages of synthetic fiber production and research at DuPont. The…
-
Assorted machinery for production of melt
- 1947-Jan-07
General view of assorted machinery, including a holding tank, evaporator, and auxiliary steam boiler, used for batch wise production and storage of low dew point melt during the early stages of synthetic fiber…
-
2 items
Oil-Immersion Microscope
- Circa 1946
A: Microscope
Ernst Leitz oil-immersion microscope; instrument rests on wishbone-shaped base with a single beam extending from the center before splitting into two sections: an arm supporting the telescope and…- Manufacturer Ernst Leitz (Firm)
- Subject Microscopes, Ernst Leitz (Firm)
-
Employee cutting powder strands at Radford Ordnance Works
- After 1940 – before 1946
General view of an unidentified female employee cutting strands of .50 caliber powder extruded from a press to the proper length at the Radford Ordnance Works in Radford, Virginia. The Radford Ordnance Works was…
- Creator Of Work Hercules Incorporated
- Subject Explosives, Military, Employees, Hercules Incorporated, World War (1939-1945), Explosives, Women employees, Machinery
-
2 items
Two-position tire cord machine
- 1946-Nov-27
Two views of a two-position tire cord machine used during the early stages of synthetic fiber production and research at DuPont. The hot pin and hot plate tandem apparatus used to draw various fibers is visible in both…
-
Steam-spinning apparatus
- 1946-Nov-11
Detail view of a steam-spinning apparatus with central booster pump on a Type-8 spinning machine used during the early stages of synthetic fiber production and research at DuPont. The photograph is captioned "Figure…
-
2 items
Steam and electric-heated spinning grids
- 1946-Nov-11
Two close-up views of an electric-heated grid and steam-spinning grid and block assembly used during the early stages of synthetic fiber production and research at DuPont. The photographs are captioned "Figure 1" and…
-
Tandem hot-pin hot-plate draw system
- 1946-Oct-25
Close-up view of a tandem hot-pin hot-plate draw system used at DuPont during the early stages of synthetic fiber production and research. The photograph has been marked with several hand-drawn lines to depict the…
-
Roll crimper for synthetic fibers
- 1946-Sep
General view of a roll crimper used to crimp textile fibers during the early stages of synthetic fiber production and research at DuPont. As visible in this photograph, fibers entered the machine via drive pulleys and…
-
Roll crimper and puller for synthetic fibers
- 1946-Sep
General view of a roll crimper and puller used at DuPont during the early stages of synthetic fiber production and research. Typically, such machinery was used to stretch, strengthen, and crimp textile fibers.
-
Coiler mechanism for synthetic fibers
- 1946-Sep
General view of a coiler mechanism used at DuPont during the early stages of synthetic fiber production and research. Typically, this type of apparatus was used to coil tow, an untwisted bundle of continuous filaments,…
- Subject Nylon, E.I. du Pont de Nemours & Company, Machinery
-
Coiler head assembly for synthetic fibers
- 1946-Sep
Detail view of a coiler head assembly mechanism used at DuPont during the early stages of synthetic fiber production and research. Typically, this type of apparatus was used to coil tow, an untwisted bundle of…
- Subject Nylon, E.I. du Pont de Nemours & Company, Machinery
-
50-pound autoclave used for production of polymers
- 1946-Sep
General view of a 50-pound autoclave first used for the production of "Fiber V," later branded as Dacron polyester fiber, at a DuPont semiworks facility. During production, a partially-evaporated salt solution was fed…
-
Continuous shaft drawtwister for nylon
- 1946-Jun
Close-up view of a continuous shaft drawtwister used during the early stages of nylon production and research at DuPont. As part of the cold-drawing process, drawtwisters were used to stretch the nylon filaments…
-
2 items
Staple crimpers for synthetic fibers
- 1946-Mar-31
Two views of staple crimpers used at DuPont during the early stages of synthetic fiber production and research. During production, a tow (an untwisted bundle of continuous filaments) was fed between two serrated rolls…
-
3 items
Nylon drawing machine and creel at Seaford plant
- 1946-Feb
- 1946-Mar-31
Three views of a nylon drawing machine and creel (a rack holding bobbins or spools for spinning) used at the DuPont plant in Seaford, Delaware during the early stages of nylon production and research.
-
2 items
Hot relaxing plates on drawing machine
- 1946-Mar-01
Two views of hot relaxing plates on a drawing machine used at the DuPont plant in Seaford, Delaware during the early stages of synthetic fiber production and research. The plate on the left was electric-heated and the…