Alfred P. Sloan Jr. became head of which giant auto company in 1923 and built it into an industry leader?

What is the catchphrase of Mad magazine mascot Alfred E. Neuman? Alfred E. Smith and William Gibbs McAdoo were two candidates for which party's presidential nomination in 1924? Alfred Hitchcock's first American film was which 1940 classic based on a Daphne du Maurier novel? Bernard Lovell's Jodrell Bank radio telescope was finished in 1957, just in time to track which first artificial satell… Alfred Stieglitz discovered and exhibited the drawings of which artist in 1916, while she was teaching art in the South? Alger Hiss got five years after his 1950 perjury trial, thanks largely to which California congressman, who had legal t… ALHA 81005, the first meteorite proven to have come from the Moon, was found on which continent? In the folk tale, Ali Baba steals from 40 of whom?