The Vintage The Hardy Boys #33 The Yellow Feather Mystery Hardcover Book is a collectible item from 1934 by author Franklin Dixon. Published by Grosset & Dunlap, the book is part of the Hardy Boys series and is an original hardcover edition in English. With a mystery topic, this book is a nostalgic piece for collectors of antique and rare books. The absence of a signature and personalization adds to its appeal as a classic piece of literature from the United States.