Which painter, born in Wyoming in 1912, created "Lavender Mist" and died in East Hampton, New York, in 1956?

Which English economist, born in 1883, wrote "The General Theory of Employment, Interest and Money"? Which World War II general, born in San Gabriel, California, in 1885, had a bull terrier named Willie? Which dictator, born in Braunau am Inn in 1889, owned a German shepherd named Blondi? Which Prohibition agent, born in 1903, led the "Untouchables" in Chicago and later cleaned up Cleveland? Which president, born in Milton, Massachusetts, in 1924, had a springer spaniel named Millie? Which Chicago-born star sang "Make 'Em Laugh" in "Singin' in the Rain" and co-starred with a talking mule? Which Irish artist and author, born in 1932 with cerebral palsy, painted and typed with his left foot? Which American pop saxophonist, born in 1956, is known for the instrumental hit "Songbird"?