The Dixon, Franklin W. creator text utu 2026 monographic en 1 online resource : multiple file formats The Great Airport Mystery is the ninth volume in the original The Hardy Boys series of mystery books for children and teens published by Grosset & Dunlap. This book was written for the Stratemeyer Syndicate by Leslie McFarlane in 1930. Between 1959 and 1973 the first 38 volumes of this series were systematically revised as part of a project directed by Edward Strarmeyer's daughter Harriet Adams. The original version of this book was rewritten in 1965 by Tom Mulvey resulting in two different stories with the same title. The original version of this book entered the public domain in the United States in 2026; under current copyright laws, this marks the beginning of the trend of a single Hardy Boys book becoming public domain in the U.S. every year until 2050. (This summary is from Wikipedia.) Wikipedia page about this book: https://en.wikipedia.org/wiki/The_Great_Airport_Mystery Release date is 2026-01-01 Al Haines, Cindy Beyer & the online Distributed Proofreaders Canada team at https://www.pgdpcanada.net Originally published: New York: Grosset & Dunlap, 1930 Brothers -- Juvenile fiction Mystery and detective stories Robbers and outlaws -- Juvenile fiction Hardy Boys (Fictitious characters) -- Juvenile fiction PZ New York: Grosset & Dunlap, 1930 30011608 https://www.gutenberg.org/ebooks/77595 https://www.gutenberg.org/ebooks/77595 UtSlPG 260607 20260610134810.0 77595