To commemorate, celebrate and promote the opening of the new public library in Troy, Michigan in 1971 children's librarian Marguerite Hart sent letters to a slew of notable figures asking them to "write a letter to the children of Troy about the importance of libraries, and their memories of reading and of books."Hart received 97 letters in return "from individuals who spanned the arts, sciences, and politics across the50 states, Canada, the United Kingdom, India, the Mariana Islands, and American Samoa." From Saul Alinsky to Vincent Price, from Isaac Asimov to the Pope, the letters provide a cultural snapshot of...