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Asia followed in 2005, Europe in 2006, Africa in 2007, Australia in 2009, [5] and South America in 2013. [6] [7] In response to the COVID-19 pandemic, the first virtual conference was held in 2020 [8] [9] and the format is referred to as eSymposia. [10] [11] Two years later was the 50th anniversary of Keystone Symposia.
The Keystone School Online is a private online K–12 school operated by Stride, Inc., a for-profit education company headquartered in Reston, Virginia, United States. [ 1 ] With Credit Recover offerings, students can earn their high school diploma at Keystone or take courses to supplement another high school or homeschool program.
Some songs from the July 10 and 11, 1973 Keystone concerts were released as the 1973 album Live at Keystone, and others were released in 1988 as Keystone Encores. Keystone Companions includes all of the songs from the two earlier albums (except for the track titled "Space"), along with seven previously unreleased tracks.
The Keystone Camera Company was an American manufacturer of consumer photographic equipment that began in 1919 in Boston. [1] Notable products were Movie cameras , 126 and 110 cameras with built-in electronic flash (the "Everflash" series).
The Keystone XLB-6 prototype was created by refitting the final triple-tailed Keystone LB-5 (serial number 27-344) with an LB-5A tail unit; longer (75 foot) straight-chord, untapered and noticeably swept-back wings; and 525 hp (391 kW) Wright Cyclone R-1750-1 radial engines suspended on struts between the wings rather than mounted on the lower ...
With the residents of Virginia′s Tangier Island and Maryland′s Smith Island facing starvation after a severe winter storm and with ships unable to reach the islands due to heavy ice in the Chesapeake Bay, an Army Air Corps 49th Bomb Squadron B-6A made a one-hour, 54-mile (87-km) flight from Langley Field, Virginia, to Tangier Island on 9 ...
The keystone (shown in red) of an arch Dropped keystone at Colditz Castle. A keystone (or capstone) is the wedge-shaped stone at the apex of a masonry arch or typically round-shaped one at the apex of a vault. In both cases it is the final piece placed during construction and locks all the stones into position, allowing the arch or vault to ...