New York - In what is almost certainly its final day on the New York Stock Exchange, General Motors (GM: 0.795, -0.335, -29.65%) plummeted below $1 per share on Friday, ending at its lowest value in 76 years. The American industrial icon, which is set to become the largest industrial failure in U.S. history on Monday, saw its shares tumble 33% to 75 cents. That's the lowest closing price since April 5, 1933, when it closed at 74 cents. More... Discount Magazine Subscriptions - Discount Cigarettes and Tobacco - hostWink.com - Lab Series