A classic 1936 book about the literary peak of Boston and Concord was called "The Flowering of..." what?

What is a legal claim upon property to secure payment of a debt? What makes a "clap" in a rainstorm? A clapperboard is used to synchronize film with what? A classic 1900 book describes which dog: "He was not gray; he was a little black dog, with long silky hair"? Complete the title of the classic 1955 children's book by Crockett Johnson: "Harold and the ___ Crayon". Complete the title of Jean M. Auel's classic 1980 novel: "The Clan of the Cave ___". Complete the title of the classic 1940 touch-and-feel children's book by Dorothy Kunhardt: "Pat the ___". Which classic 1965 film musical tells the story of the von Trapp family?