Sperry Corporation the new automatic pilot. In 1924, following the death of Lawrence on December 13, 1923, the two firms were brought together. The company became Sperry Corporation in 1933. The new corporation was a holding company for a number of smaller entities such as the original Sperry Gyroscope, "Ford Instrument Company", "Intercontinental Aviation, Inc.", and others. The company made advanced aircraft navigation equipment for the market, including the Sperry Gyroscope and the Sperry Radio Direction Finder. Sperry supported the work of a group of Stanford University inventors, led by Russell and Sigurd Varian, who had invented the klystron, and incorporated this
Memorial of the War to Resist US Aggression and Aid Korea China's largest panoramic painting when the museum opened in 1993. The painting encircles a revolving viewing platform in the centre of the hall. The memorial tower is tall, which signifies the year 1953, when the Korean Armistice Agreement was signed. The tower's name is written in the calligraphy of Deng Xiaoping. Memorial of the War to Resist US Aggression and Aid Korea The Memorial of the War to Resist US Aggression and Aid Korea (), also translated as the Korean War Museum, is a museum in Dandong, Liaoning. It is the only official museum in China that memorializes the Korean