at an angle across
41High Angle Battery — The High Angle Battery is a derelict fort built in 1892 on the Isle of Portland in Dorset, England. The battery was built as part of Britain s Coastal Defences in 1892 and is located in a disused Portland Stone quarry at the northern end of the… …
42Cobb angle — an angle measuring scoliosis as seen on a radiograph: for a given group of vertebrae, lines are drawn across the vertebral column on the upper surface of the upper vertebra and the lower surface of the lower vertebra. The angle measured may be… …
43lag angle — The angle by which a rotor blade is displaced about its drag hinge. The angle is measured between the blade span axis and a radial line taken across the rotor disc containing the drag hinge and the axis of rotation …
44Reel-to-reel audio tape recording — Reel to reel redirects here. For the music group, see Reel 2 Real. For other uses, see roll to roll processing. A reel to reel tape recorder (Sony TC 630), typical of those which were once common audiophile objects. Note the distinctive Scotch… …
45Battle of Breitenfeld (1631) — Infobox Military Conflict conflict=First Battle of Breitenfeld caption=Gustavus Adolphus at the Battle at Breitenfeld . partof=the Thirty Years War date=September 7 (O.S.)September 7 (old style or pre acceptance of the Gregorian calendar in the… …
46Downtown Ossining Historic District — U.S. National Register of Historic Places U.S. Historic district …
47River Don, South Yorkshire — River Don The River Don as it flows past Hillsborough Stadium. Origin Pennines …
48Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …
49Crwth — Classification Bowed string instrument Related instruments Lyre Byzantine lyra Jouhikko …
50magnetohydrodynamic power generator — ▪ physics Introduction any of a class of devices that generate electric power by means of the interaction of a moving fluid (usually an ionized gas or plasma) and a magnetic field. Magnetohydrodynamic (MHD) power plants offer the potential… …
