Jack Higgins Books

Bloody Passage

By Jack Higgins, James Graham

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Storm Warning and Night of The Fox

By Jack Higgins

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At the end of the American Civil War, Confederate Colonel Clay Fitzgerald escapes to Ireland, where his uncle has left him an estate, only to find that Ireland is caught up in a civil war of its ow...

Edge of Danger

By Jack Higgins

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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.