Best known for his 1828 dictionary, who also wrote textbooks on science, grammar and history?

In 1976, Sarah Caldwell became the first woman to conduct at which opera company, founded in 1883? Which 1962 film, over three and a half hours long, had no women in credited speaking roles? Although a Democrat, who was nominated for vice president by Republicans at the 1864 National Union Convention? Adopted by Congress in 1777, which constitution did not take effect until 1781? Best known for his Pooh stories, which author published "The Red House Mystery" in 1922? Which Supreme Court justice was nicknamed "the Great Dissenter," though he dissented in relatively few cases? Which city has been Delaware's capital since 1777, though it wasn't incorporated as a city until 1929? A 1972 law made the third Sunday in June a permanent national observance; which one?