A 35-foot-long muslin stocking was used to create the cyclone in which 1939 film?

A 25th anniversary, such as Queen Elizabeth II's in 1977, is called a silver what? A 1956 three-cent stamp honored the 50th anniversary of which Wyoming national monument? Which three-term U.S. congresswoman made a failed run for national office in 1984? A 32-room, 14-bathroom mansion at 518 Crestview Drive in Beverly Hills was home to the family on which sitcom? A 35,000-year-old flute found in a cave is made from the ivory of which animal, extinct for thousands of years? In which city did a 381-day bus boycott begin in December 1955? In physics, the four-dimensional continuum called spacetime combines the three dimensions of space with what? Which four-star general became Ronald Reagan's first Secretary of State in 1981?