Clyde Tombaugh, who died in 1997 at age 90, discovered which world in 1930?

In the election of 1800, Thomas Jefferson tied with which man, 73 electoral votes each? Which state capital is closest to the Comstock Lode, the great silver deposit found in 1859? Which author wrote "Closing Time" (1994) as a sequel to his novel "Catch-22"? "Clown" is the 1954 autobiography of which performer, creator of the sad tramp clown Weary Willie? Which 1993 family film starred the orca Keiko as a captive killer whale befriended by a boy? Which cheerfully named Clinique fragrance was launched in 1997? The co-captains of the 1992 Olympic basketball "Dream Team" were Magic Johnson and which Boston Celtics star? Who co-created both "Hill Street Blues" and "NYPD Blue"?