Paul Clayton Books

Carl Melcher goes to Vietnam

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"The year is 1968. Like thousands of other American boys, Carl Melcher is drafted and sent to Vietnam. Over there, he sees life at its strangest, most beautiful, and most bestial. Most times, the w...

Calling Crow

By Paul Clayton

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Stop counting sheep

By Paul Clayton

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The Essential History of Charlton Athletic

By Paul Clayton

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Calling Crow

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Calling Crow Nation

By Paul Clayton

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Flight of the Crow

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Calling Crow

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Calling Crow Nation

By Paul Clayton

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Flight of the Crow

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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.