Paul Craddock Books

King Croesus Gold

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"The fabulous wealth of the Lydians, derived from the gold of the river Pactolus in which King Midas bathed, may be the stuff of legend, but the essence of the stories is firmly founded on fact. Ly...

Metal Plating and Patination

By Susan LA Niece

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Scientific Investigation of Copies Fakes and Forgeries

By P. T. Craddock, Paul Craddock

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Geopathic Stress Electropolution

By Paul Craddock

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Scientific Investigation of Copies Fakes and Forgeries

By Paul Craddock

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Spare Parts

By Paul Craddock

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Spare Parts

By Paul Craddock

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Spare Parts

By Paul Craddock

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King Croesus Gold

By Paul Craddock, Andrew Ramage

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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.