Event:
General Motors introduces 1st U.S. diesel auto (Oldsmobile 88)
More Notable Events on September 13:
1991 55 ton concrete beam falls in Montreal's Olympic Stadium
1989 Desmond Tutu leads biggest anti-apartheid protest march in South Africa
1978 1st flight of McDonnell Douglas F-18A Hornet
1965 Today Show's 1st totally color broadcast
1788 New York City becomes 1st capital of US
