// University of Washington // CSE 143 Project 2 // Initials: TQM // Section JH // Document Title: Interesting Dates in the History of Technology // Source: http://www.historychannel.com/tdih/index.html // Edited using the information found through search option at website // Dates: 10/28/02 May 24, 1844 Samuel Morse sends the first electric telegraph message in the United States. December 14, 1902 The first transpacific telegraph was laid starting on this day connecting San Francisco and Honolulu with some 2,620 miles of telegraph wire. August 20, 1920 The first commercial radio station began broadcasting on this day. October 23, 1924 Radio network broadcast received on the Pacific Coast. June 13, 1925 The first telecast of a moving object showed a model windmill with rotating blades. October 30, 1925 John Baird transmits TV images. January 13, 1928 First experimental television sets installed with a picture of 1.5 inches square. October 22, 1938 The first Xerox copy was made by Chester Floyd Carlson on this day. October 27, 1946 First commercial program telecast on a network. October 21, 1948 The first high-speed radio fax was sent capable of transmitting one million words per minute. October 25, 1960 First electronic watch went on sale. July 22, 1962 The potential dangers presented by software bugs became clear to the public when a software error downed the Mariner I spacecraft. November 18, 1963 The first push-button telephone went into service on this day. March 08, 1983 IBM releases PC-DOS version 2.0. September 30, 1985 Microsoft released Microsoft Excel, which it claimed was the fastest spreadsheet available for the IBM PC. October 24, 1991 Prodigy online service bans hate mail and racist message posts. April 30, 1992 CERN declares WWW open territory. October 26, 1994 Funds granted for flat-panel display research. October 31, 1995 AT&T and AOL say they will offer Net access. February 10, 1996 Checkmate: Chess-playing computer beats human champion. October 29, 1996 Netscape to add Internet telephone software. October 28, 1998 Clinton signs digital copyright law.