Jan. 6 (UPI) -- On this date in history: In 1838, in Morristown, N.J., Samuel F.B. Morse and his partner, Alfred Vail, publicly demonstrated their new invention, the telegraph, for the first time. Advertisement In 1912, New Mexico joined the United States as the 47th state . In 1914, the day after the Ford Motor Co. announced the "$5 Day," more than 10,000 men jockeyed for places as each sought to become one of the army of 22,000 workers who would benefit under the $10,000,000 profit-sharing