two-drum power boiler
21Steam locomotive — A steam locomotive is a locomotive powered by steam. The term usually refers to its use on railways, but can also refer to a road locomotive such as a traction engine or steamroller.Steam locomotives dominated rail traction from the mid 19th… …
22Cotton mill — A cotton mill is a factory that houses spinning and weaving machinery. Typically built between 1775 and 1930, mills spun cotton which was an important product during the Industrial Revolution. Cotton mills, and the mechanisation of the spinning… …
23List of Historic Mechanical Engineering Landmarks — The following is a list of Historic Mechanical Engineering Landmarks as designated by the American Society of Mechanical Engineers since it began the program in 1971. The designation is granted to existing artifacts or systems representing a… …
24Mamod — Type Private Industry Toys Founded 1937 Founder(s) Geoffrey Malins …
25technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
26BR Standard Class 9F — [1] Standard 9F 2 10 0 No. 92126. hauling a freight train on the …
27Verso Paper Sartell Mill — The Sartell Paper Mill, officially the Verso Paper Sartell Mill, is a paper mill located in the city of Sartell in the U.S. state of Minnesota. The mill is owned and operated by Verso Paper.HistoryWatab Pulp and PaperThe original company, Watab… …
28Naphtha launch — An Escher Wyss launch of 1888 Alfred Nobel s aluminium hulled …
29automobile — automobilist /aw teuh meuh bee list, moh bi list/, n. /aw teuh meuh beel , aw teuh meuh beel , aw teuh moh beel, beuhl/, n. 1. a passenger vehicle designed for operation on ordinary roads and typically having four wheels and a gasoline or diesel… …
30steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …
