The E. I du Pont de Nemours & Company minute books document an important era in the history of the company from just before the turn of the twentieth century through the 1930s. The DuPont Company in this time went through many changes in structure...
Before bauxite can become the metal aluminum, the alumina must be removed from it. A step in the wet chemical process for obtaining alumina (aluminum oxide) is shown here. Impurities are being removed from the solution containing the bauxite. In...
This young lady is holding 537 eggs-in cellophane shells. Dehydration removed the water. Compression by a new process removed most of the air, so that the nourishment value has been squeezed into a compact package of fourteen one pound blocks, each...
Freight car runs wild, leaps on auto- One of eleven freight cars that ran wild on a railroad siding near Cincinnati tore through a concrete ramp, which lifted it ten feet into the air and fell on a Plymouth automobile parked near the tracks. The...
Laser assisted machining is one of several advanced techniques being explored at the General Electric Research and Development Center in Schenectady, N.Y. to improve productivity and lower costs in the metalworking industry. In their experiments,...
Letter addressed to E. I. du Pont. McCall informs E. I. du Pont that he has removed the company's advertisement from the newspapers, and McCall recounts his interactions with Peter Bauduy on the matter.
Written caption: Joanna furnace in Berks County, Pennsylvania. Erected 1792 by George Eege (?) , rebuilt and enlarged in 1847. Small building to left is the engine house, stone stack and ruins of cast house at right. The space between engine house...
Portsmouth Blast Furnace before dismantling for rebuilding, Cast house has already been removed and conveyors are in place for handling relining brick.
1759 Restoration in progress by National Park Service. Shoring suppoorting the stack will be removed as the stonework is restored. Upper portion is finished. The house on top with a stove inside was installed to permit workers to work in the...
From the Puddling furnace to the squeezer. The ball of near molten steel mixed with slag is ready to be dropped into the sqeezer where most of the slag will be removed. The remaining slag forms thin strands in the semi steel to become wrought iron
From the Puddling furnace to the squeezer. The ball of near molten steel mixed with slag is ready to be dropped into the sqeezer where most of the slag will be removed. The remaining slag forms thin strands in the semi steel to become wrought iron
Final inspection of bundles of bristles used in the manufacture of toothbrushes at the Leominster Massachusetts plant of E.I. du Pont Nemours & Company. Imperfect bristles are being removed.
Production of nylon is a complex art requiring super cleanliness and rigid control of temperatures and pressures. In the manufacture of yarn at the textile fiber plants, the nylon salt solution is first piped into evaporators where much of the...
Production of nylon is a complex art requiring super cleanliness and rigid control of temperatures and pressures. In the manufacture of yarn at the textile fiber plants, the nylon salt solution is first piped into evaporators where much of the...
