Patrick Hook Books

The Stonewall Brigade in the Civil War Spearhead

By Steve Smith

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The New Photography Manual

By Patrick Hook, Andrew Fleetwood, Steve Bavister, Lee Frost, Rod Lawton

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Harley Davidson the Complete History

By Patrick Hook

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A pocket guide to insects

By Patrick Hook

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Provides detailed descriptions to enable easy identification of insects in the field.

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.