Event:
Congress authorizes track width of 4'8" for Union Pacific Railroad
More Notable Events on March 2:
1991 U.N. votes in favor of U.S. resolutions for cease fire with Iraq
1983 Compact Disc recordings developed by Phillips and Sony introduced
1977 1st time Jay Leno appears on Tonight Show with host Johnny Carson
1972 Pioneer 10 launched for Jupiter flyby
1969 1st test flight of the supersonic Concorde
