In 1909, the original Lincoln "wheat" penny first went into circulation, replacing the "Indian Head" cent.
1776: Members of the Continental Congress began attaching their signatures to the Declaration of Independence.
1873: Inventor Andrew S. Hallidie successfully tested a cable car he had designed for the city of San Francisco.
1943: During World War II, U.S. Navy boat PT-109, commanded by Lt. (jg) John F. Kennedy, sank after being rammed in the middle of the night by the Japanese destroyer Amagiri off the Solomon Islands. Two crew members were killed.
1964: The destroyer USS Maddox suffered light damage during a skirmish with North Vietnamese patrol torpedo boats in the Gulf of Tonkin. (This and an alleged second incident two days later led to congressional approval of the Gulf of Tonkin Resolution that propelled America deep into war.)