sector boundary
1Sector model — The sector model also known as the Hoyt model was proposed in 1939 by economist Homer Hoyt. It is a model of urban land use and modified the concentric zone model of city development.Hoyt, H. (1939) The Structure and Growth of Residential… …
2List of Greater London boundary changes — There have been a considerable number of small changes to the Greater London boundary since its creation in 1965. The most significant of these were the 1969 transfers of Knockholt to Kent and Farleigh to Surrey[1] and a series of minor… …
3Netherlands–Venezuela Boundary Treaty — Boundary Delimitation Treaty between the Republic of Venezuela and the Kingdom of the Netherlands Type boundary delimitation Signed 31 March 1978 Location Willemstad, Curaçao, Netherlands Antilles Parties …
4List of maritime boundary treaties — The list of maritime boundary treaties, also known as maritime delimitation treaties, are bilateral or multinational expressions of specific mutual obligations. These are also called maritime boundary agreements or maritime delimitation… …
5Cylinder-head-sector — Cylinder head sector, also known as CHS, was an early method for giving addresses to each physical block of data on a hard disk drive. In the case of floppy drives, for which the same exact diskette medium can be truly low level formatted to… …
6Outflow boundary — For information on the book Gust Front by author John Ringo, see Legacy of the Aldenata. Outflow boundary on radar with radial velocity and frontal boundary drawn in. An outflow boundary, also known as a gust front, is a storm scale or mesoscale… …
7Circular sector — A circular sector is shaded in green A circular sector or circle sector, is the portion of a disk enclosed by two radii and an arc, where the smaller area is known as the minor sector and the larger being the major sector. In the diagram, θ is… …
8airspace control boundary — The lateral limits of an airspace control area, airspace control sector, high density airspace control zone, or airspace restricted area …
9Berlin Wall — For the chess opening variation, sometimes known as Berlin Wall, see Berlin Defence. View from the West Berlin side of graffiti art on the wall in 1986. The wall s infa …
10Berlin Crisis of 1961 — History of Berlin This article is part of a series Weimar Republic (1919–33) …
