Gary Blackwood Books

Noah Count and the Arkansas Ark

By Barbara Bakos, Gary Blackwood

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Devil to Pay

By Gary Blackwood

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Bucket s List

By Gary Blackwood

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Shakespeare's Spy

By Gary L. Blackwood, Gary Blackwood

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The winter of 1602 brings many changes for Widge, a young apprentice at London's Globe Theatre, as he becomes infatuated with Shakespeare's daughter Judith, attempts to write a play, learns more ab...

Shakespeare's Spy

By Gary Blackwood

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Intrigue, betrayal, and romance surround Widge as we find him back in London and at the center of things, as usual. Queen Elizabeth, Shakespeare's patron, has died, but the new king and his queen l...

Shakespeare's Scribe

By Gary Blackwood

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When an outbreak of the deadly Black Plague closes the Globe Theatre, William Shakespeare's acting troupe sets off on a tour of England. Widge, the orphan-turned-actor, knows that he'll be useful...

Curiosity

By Gary Blackwood

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Intrigue, danger, chess, and a real-life hoax combine in this historical novel from the author of The Shakespeare StealerPhiladelphia, PA, 1835. Rufus, a twelve-year-old chess prodigy, is recruited...

The Shakespeare Stealer

By Gary Blackwood

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A delightful adveture full of humor and heart set in Elizabethan England!Widge is an orphan with a rare talent for shorthand. His fearsome master has just one demand: steal Shakespeare's play "Haml...

Around the World in 100 Days

By Gary Blackwood

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Picking up where Jules Verne's Around the World in Eighty Days left off, Phileas Fogg's teenage son, Harry, is in trouble. He has made a bet that he can drive a steam-powered motor-car around the w...

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.