Franklin W. Dixon Books

Hardy Boys 37: the Ghost at Skeleton Rock

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A cryptic message from their famous detective father and a note concealed in a ventriloquist’s dummy lead Frank and Joe Hardy on a dangerous search to the tropical islands in the Caribbean. There t...

Hardy Boys 38: Mystery at Devil's Paw

By Franklin W. Dixon

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When Frank and Joe Hardy receive a telegram from Tony Prito in Alaska telling them that his life is in jeopardy, they immediately make plans to fly to Tony’s rescue. Unknown enemies dog the Hardys...

Hardy Boys 39: The Mystery of the Chinese Junk

By Franklin W. Dixon

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The Hardys purchase a Chinese junk to use as a ferry service, in order to make some money over the summer. It soon becomes apparent that others are very interested in the ship.

Hardy Boys 40: Mystery of the Desert Giant

By Franklin W. Dixon

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In a search for the missing Willard Grafton, Frank Hardy and younger brother Joe, encounter a gang of criminals intent on defrauding the US government, and are lead across California and even into...

Hardy Boys 42: The Viking Symbol Mystery

By Franklin W. Dixon

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The Canadian Northwest beckons Frank and Joe Hardy to mystery and adventure. It all starts when a French-Canadian trapper, Caribou Caron, makes a historical and valuable find–-a carved rune stone l...

Hardy Boys 43: the Mystery of the Aztec Warrior

By Franklin W. Dixon

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The handwritten will of a deceased world-traveler is strange and mysterious. Its cryptic instructions are to deliver “the valuable Aztec warrior to the rightful owner, a descendant of an Aztec warr...

Hardy Boys 44: the Haunted Fort

By Franklin W. Dixon

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A long-distance telephone call from Chet Morton’s uncle summons Frank and Joe Hardy and their staunch pal Chet to a summer art school, located near old Fort Senandaga which is reputed to be inhabit...

Hardy Boys 45: the Mystery of the Spiral Bridge

By Franklin W. Dixon

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Frank and Joe Hardy are determined to bring to justice the vicious criminals who kidnapped their detective father while he was investigation sabotage of a road-building project in the Kentucky wild...

Hardy Boys 46: the Secret Agent on Flight 101

By Franklin W. Dixon

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Rarely do magicians reveal their professional secrets. Consequently Frank and Joe Hardy are amazed when a well-known magician, the Incredible Hexton, offers to reveal the secret of his “Vanishing M...

Hardy Boys 47: Mystery of the Whale Tattoo

By Franklin W. Dixon

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One exciting event follows another when Frank and Joe Hardy are hired to apprehend the pickpockets who have been plaguing Solo’s Super Carnival. When their friends Tony Prito and Biff Hooper exhibi...

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.