continuously operating
71flight, history of — ▪ aviation Introduction development of heavier than air flying machines. Important landmarks and events along the way to the invention of the airplane include an understanding of the dynamic reaction of lifting surfaces (or wings), building… …
72Baltimore — This article is about the city in Maryland. For the surrounding county, see Baltimore County, Maryland. For other uses, see Baltimore (disambiguation). City of Baltimore   Independent city   …
73Michels Corporation — is an international utility, engineering, design and construction contractor based in Brownsville, Wisconsin. With more than 4,500 employees in its 15 divisions and subsidiaries, Michels is the largest construction company in Wisconsin. It… …
74Skiing in New South Wales — The Kosciuszko Main Range Skiing in New South Wales takes place in the high country of the Snowy Mountains of New South Wales during the Southern Hemisphere winter. Skiing began in Australia at the goldrush town of Kiandra, New South Wales around …
75New Orleans, Louisiana — Infobox Settlement official name = City of New Orleans native name = Ville de La Nouvelle Orléans nickname = The Crescent City, The Big Easy, The City That Care Forgot, Nawlins, and NOLA (acronym for New Orleans, LA). website =… …
76Side friction roller coaster — A side friction roller coaster is an early roller coaster design that does not have an extra set of wheels under the track to prevent cars from becoming airborne. Before the invention of up stop wheels, coaster cars were built to run in a trough …
77UC Irvine Medical Center — University of California, Irvine Medical Center UC Irvine Health Sciences Geography Location O …
78Harrisburg, Pennsylvania — Harrisburg redirects here. For other uses, see Harrisburg (disambiguation). Harrisburg   City   City of Harrisburg …
79Tulsa, Oklahoma — Tulsa redirects here. For other uses, see Tulsa (disambiguation). City of Tulsa   City   Skyline of Downtown Tulsa …
80Cambridge, Ontario — Infobox Settlement official name = Cambridge native name = nickname = motto = A fine place for business, a great place to call home. imagesize = image caption = flag size = image seal size = image shield = Cambridge, Ontario Coat of Arms.jpg… …
