Bill H. Doyle Books

Swindled! The 1906 Journal of Fitz Morgan

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On board the Continental Express, traveling from New York to San Francisco in 1906, fourteen-year-old amateur detective Fitz and a new friend, Justine Pinkerton, try to unravel a dangerous plot inv...

Nabbed! The 1925 Journal of G. Codd Fitzmorgan (Crime Through Time, No. 2)

By Bill H. Doyle, Bill Doyle

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In 1925, fourteen-year-old amateur detective G. Codd Fitzmorgan finds himself at a lavish party in a storm-battered island mansion, embroiled in a mystery involving a seance, a missing aviator, and...

Silenced The 1969 Journal of Malcolm Moorie Crime Through Time No. 3

By Bill Doyle

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Betrayed The 1977 Journal of Zeke Moorie Crime Through Time No. 4

By Bill Doyle

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Iced

By Bill H. Doyle, Bill Doyle

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In 2007, fourteen-year-old Nick Fitzmorgan arrives home to find that his father has disappeared but has left clues, including blood on an MP-3 player and goofy song lyrics, that lead the young dete...

Crime Through Time 6 Trapped

By Bill Doyle

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Behind enemy lines

By Bill H. Doyle

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Eight stories of real-life heroes who took risks for their country and others behind enemy lines.

Attack of the shark-headed zombie

By Bill H. Doyle

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In order to earn money for new bicycles, nine-year-old cousins Keats and Henry take a job at a very strange house where doors disappear, carpets bite, and a zombie shark comes after them.

Attack of the shark headed zombie

By Bill H. Doyle

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In order to earn money for new bicycles, nine-year-old cousins Keats and Henry take a job at a very strange house where doors disappear, carpets bite, and a zombie shark comes after them.

Escape from funland

By Bill H. Doyle

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The Talaska family enters a contest to win a home makeover.

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.