Keystone 316359 208982650 2008-04-29T12:41:16Z Ken Gallager 1175300 move consumer product brand name back into Business section '''Keystone''' may refer to: * [[Keystone (architecture)]], the piece at the apex of an arch or vault * The [[Keystone effect]], caused by projecting an image onto a surface at an angle, or by photography at an angle ** [[Keystone correction]] for these types of distortion {{TOCright}} ==Business== * [[Keystone Aircraft]] Corporation, an early manufacturer of airplanes * [[Keystone (beer brand)]], a beer from Coors Brewing Company * [[Keystone Camera Company]] * [[Keystone View Company]], a US photo agency founded in 1892 * [[Keystone (1899 automobile)]], a steam car from Lebanon, Pennsylvania * [[Keystone (1914 automobile)]], an automobile from Pittsburgh ==Entertainment== * [[Keystone (video game)]], an Xbox Live Arcade casino gambling game * [[Keystone Cops]], a series of silent movies * [[Keystone Kapers]], a classic Atari game wherein a police officer pursues a thief * [[Keystone Studios]], movie studio ==Places== ;United States * The "Keystone State", nickname for the U.S. Commonwealth of [[Pennsylvania]], in use by 1802 * [[Keystone, Colorado]], a town ** [[Keystone Resort]], the related ski resort * [[Keystone, Florida]], an unincorporated community * [[Keystone, Indiana]] * [[Keystone, Montana]] * [[Keystone, Nebraska]] * [[Keystone, South Dakota]], a town near Mount Rushmore * [[Keystone at the Crossing]], a business/shopping district located in Indianapolis, Indiana ** [[The Fashion Mall at Keystone]], a mall located in the Keystone shopping district * [[Keystone Heights, Florida]], a small city ;Fictional * [[Keystone City]], home of the comic book character the Flash ==Railroads== * [[Keystone Service (Amtrak)]], Amtrak's current New York-Harrisburg * [[Keystone (Amtrak)]], Amtrak's former New York-Pittsburgh service * Keystone (PRR), [[Pennsylvania Railroad]]'s former New York-Washington service ==Schools== * [[Keystone School]], a private K-12 school in San Antonio, Texas * [[Keystone National High School]], a private correspondence school ==Other uses== * [[Keystone (cask)]], a wooden or plastic fitting used in ale casks * [[Keystone module]], a type of data connector mounted in walls and patch panels * [[Keystone species]], species that have a larger effect on their environment than is purely due to their abundance * [[Operation Keystone]] during World War II * The Keystone asterism in [[Hercules (constellation)]] * [[Keystone (limestone)]], a type of limestone quarried in the Florida Keys {{disambig}} [[de:Keystone]] [[nl:Keystone]] [[pl:Keystone]] [[vo:Keystone]]