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Control board used in connection with the manufacture of an intermediate at the Dye Works at Deepwater Point, N.J.
Testing laundered fabrics
Multi Lap machine for application of vat dyes
Adding salt to dye solution
The Barotor for rapid dyeing of large yardages of fabric under pressure
Paper making machine processing paper from the pulp to the finished sheet
Testing dyes and fabrics
Textile printing machine
Oxidizers used for oxidation of dyestuffs at the DuPont Dye Works
Loaded dryer rack being run into air dryer at the DuPont Dye Works
Ball grinding machine
Working model of Multi Lap machine for application of vat dyes
Control board at Chambers Works
Color paste ready to go into the air dryers at the Dye Works of DuPont
Reflux Units used in ascertaining the resistance of a brown dye to various metals
Mass pigmentation of textile fibers
Weighing room at DuPont Technical Laboratory
Gravity barrels for carrying empty barrels at Deepwater Point, New Jersey, plant
Chemist inking the press
Sulfonators used in the manufacture of intermediates at the Deepwater Point, New Jersey plant
Checking dye shades
Analytical and dye testing section in the Technical Laboratory at Deepwater Point, New Jersey
Spray tester for testing water repellency
Control room at Chambers Works
Dyestuffs intermediate still

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