Search results
Results From The WOW.Com Content Network
Addie Viola Smith (1893–1975) was an American attorney who served as the U.S. trade commissioner to Shanghai from 1928 to 1939, the first female Foreign Service officer in the U.S. Foreign Service to work under the Commerce Department, and the first woman to serve as trade commissioner.
Four basic configurations which have used vortex lift are, in chronological order, the 60-degree delta wing; the ogive delta wing with its sharply-swept leading edge at the root; the moderately-swept wing with a leading-edge extension, which is known as a hybrid wing; and the sharp-edge forebody, or vortex-lift strake. [7]
Delta-v in feet per second, and fuel requirements for a typical Apollo Lunar Landing mission. In astrodynamics and aerospace, a delta-v budget is an estimate of the total change in velocity (delta-v) required for a space mission. It is calculated as the sum of the delta-v required to perform each propulsive maneuver needed during
Operation Eagle Claw (Persian: عملیات پنجه عقاب) was a failed operation by the United States Armed Forces ordered by U.S. President Jimmy Carter to attempt the rescue of 53 embassy staff held captive at the Embassy of the United States, Tehran on 24 April 1980.
The F-106 was the ultimate development of the USAF's 1954 interceptor program of the early 1950s. [4] The initial winner of this competition had been the F-102 Delta Dagger, but early versions of this aircraft had demonstrated extremely poor performance, being limited to flying at subsonic speeds and relatively low altitudes. [5]
Delta National Forest is a U.S. National Forest in western Mississippi, located in Sharkey County, and has an area of 60,898 acres (246.4 km 2). Delta is operated as the Sunflower Wildlife Management Area. The forest is headquartered in Jackson, as are all six National Forests in Mississippi, but Delta Ranger District office is located in ...
A modification was required to the landing gear doors due to the wing redesign. By 1960, the Air Defense Command (ADC) had F-102 Delta Daggers in service. Throughout the 1960s, a considerable number of the ADC's TF-102s and F-102s were stationed at Perrin AFB , Texas, for the purpose of training new F-102 pilots.
The Thor-Delta, also known as Delta DM-19 or just Delta was an early American expendable launch system used for 12 orbital launches in the early 1960s. A derivative of the Thor-Able , it was a member of the Thor family of rockets, and the first member of the Delta family.