Harry Turtledove Books

The master of alternative history asks the question, 'What if the Second World War had started in 1938?'. Turtledove weaves fact, fiction and speculation into a war story where Hitler could win and...

Misplaced Legion

By Harry Turtledove

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The legion was far from Caesar’s Gaul and Rome, banished to a world of magic and dark sorcery.Book One of The Videssos CycleAs they faced one another in a duel of survival, the Roman tribune Marcus...

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.