After escaping slavery in 1849, Harriet Tubman went north and became a "conductor" on what?

About 28.35 grams equal one of which unit of weight? Bob Beamon's jump of 29 feet 2 1/2 inches at the 1968 Olympics set a world record in which event? Rod Carew's No. 29 and Kirby Puckett's No. 34 were retired by which baseball team? On January 1, 1994, 29-year-old Melinda French, a manager at which company, married its chairman? Dustin Hoffman, Julie Andrews and John Lithgow each got 1982 Oscar nominations for roles involving cross-dressing or ge… The "3 by 5" initiative aimed to provide antiretroviral therapy to 3 million people with which disease by 2005? In the 1971 sequel "Escape from" where, three chimpanzees travel back in time to 20th-century Earth? Three days after her death in 1991, which actress, a former wife of George C. Scott, won an Emmy for playing Murphy Bro…