The nation's 40th president, Ronald Reagan, will once again have his uplifting image featured across the country - and in time immemorial- when the U.S. Postal Service launches a new stamp in his honor today. A first-date-of-issue for the stamps, which bear a broadly smiling image of the late commander-in-chief, will take place during a dedication ceremony at his Simi Valley, Calif. presidential library and museum, postal officials said. Other dedications are also scheduled to take place at the state capitol building in Sacramento and in Washington, D.C. The essence of Reagan, who was always known for his quick...