Chris Angus Books

St. Lawrence County NY Images of America

By Christopher Angus, Susan H. Wood

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Reflections from Canoe Country

By Christopher Angus

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The extraordinary Adirondack journey of Clarence Petty

By Christopher Angus

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"Author and naturalist Christopher Angus profiles for the first time the adventurous life of Clarence Petty, one of the great pioneer conservationists of the Adirondack Mountain Region of New York...

The Extraordinary Adirondack Journey of Clarence Petty

By Christopher Angus

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Reflections from canoe country

By Christopher Angus

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London Underground

By Chris Angus, John Lee

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Misery Bay

By Chris Angus, Daniel Thomas May

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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.