Word: oiling
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Dates: during 1890-1899
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...large room on the ground floor is fitted with machinery for experimental purposes. There are four machines for testing the strength of metals, one having a strength of 200,000 pounds, and another a strength of 60,000 pounds. There is a machine for testing currents, an oil tester, and a tester for steam indicators. For driving this machinery there is an engine of twenty-five or thirty horse power. Steam is furnished by an upright boiler in the rear part of the building. In connection with the boiler are a blower for forced draught and an automatic feed-pump...
Among the specimens illustrating the products of maize is a set of twenty-five large jars obtained through the kindness of Professor Sharples. Among the principal ones are starch, British gum, American gum, closely resembling gum arabic, certain sugars and caramels, corn oil, gluten meal, and the various cattle feeds. Near this are ears of corn illustrating the more important varieties of maize, from that of Mexico, in which each kernel is covered with a separate husk, to the very minute ears of the smallest popcorn. As opportunity offers, the other cereals are to be illustrated in the same...
...Hopkinson Smith gave the third lecture of the course in Sanders Theatre last night before a very large audience. The subject of the lecture was "Processes in Black and White, Charcoal, Wash and Oil...
...last was found in "Scribner's Monthly," which later became the "Century." The next improvement in engraving was the half-tone process, invented by Professor Vogel of Berlin, by which it was made possible to reproduce not only drawings in black and white, but also in wash and oil...
Lecture. Processes in Black and White-in charcoal, wash, and oil. Mr. F. Hopkinson Smith. Jefferson Physical Laboratory...