Gris Grimly Books

The Bottle Imp of Bright House

By By Tom Llewellyn Illustrated By Gris Grimly

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School vacation for a year. Eternal happiness. You could wish for anything-- but if it came at someone else's expense, would you still do it? When a mysterious millionaire sells thirteen-year-old...

Gris Grimly s Wicked Nursery Rhymes II

By Gris Grimly

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Pinocchio

By Carlo Collodi, Gris Grimly

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Hocus Pocus: The Illustrated Novelization

By A. W. Jantha

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Monster Museum

By Marilyn Singer, Gris Grimly

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Tell Tale Heart and Other Stories

By Edgar Allan Poe Duplicate, Gris Grimly

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Edgar Allan Poe s Tales of Mystery and Madness

By Edgar Allan Poe Duplicate, Gris Grimly

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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.