Franklin W Dixon-(Hardy Boys 001) The Tower Treasure
Franklin W Dixon-(Hardy Boys 002) The House on the Cliff
Franklin W Dixon-(Hardy Boys 003) The Secret of the Old Mill
Franklin W Dixon-(Hardy Boys 004) The Missing Chums
Franklin W Dixon-(Hardy Boys 005) Hunting for Hidden Gold
Franklin W Dixon-(Hardy Boys 006) The Shore Road Mystery
Franklin W Dixon-(Hardy Boys 007) The Secret of the Caves
Franklin W Dixon-(Hardy Boys 008) The Mystery of Cabin Island
Franklin W Dixon-(Hardy Boys 009) The Great Airport Mystery
Franklin W Dixon-(Hardy Boys 010) What Happened at Midnight
Franklin W Dixon-(Hardy Boys 011) While the Clock Ticked
Franklin W Dixon-(Hardy Boys 012) Footprints Under the Window
Franklin W Dixon-(Hardy Boys 013) The Mark on the Door
Franklin W Dixon-(Hardy Boys 014) The Hidden Harbor Mystery
Franklin W Dixon-(Hardy Boys 015) The Sinister Signpost
Franklin W Dixon-(Hardy Boys 016) A Figure in Hiding
Franklin W Dixon-(Hardy Boys 017) The Secret Warning
Franklin W Dixon-(Hardy Boys 018) The Twisted Claw
Franklin W Dixon-(Hardy Boys 019) The Disappearing Floor
Franklin W Dixon-(Hardy Boys 020) Mystery of the Flying Express
Franklin W Dixon-(Hardy Boys 021) The Clue of the Broken Blade
Franklin W Dixon-(Hardy Boys 022) The Flickering Torch Mystery
Franklin W Dixon-(Hardy Boys 023) The Melted Coins
Franklin W Dixon-(Hardy Boys 024) The Short-Wave Mystery
Franklin W Dixon-(Hardy Boys 025) The Secret Panel
Franklin W Dixon-(Hardy Boys 026) The Phantom Freighter
Franklin W Dixon-(Hardy Boys 027) The Secret of Skull Mountain
Franklin W Dixon-(Hardy Boys 028) The Sign of the Crooked Arrow
Franklin W Dixon-(Hardy Boys 029) The Secret of the Lost Tunnel
Franklin W Dixon-(Hardy Boys 030) The Wailing Siren Mystery