James Trevor Books

"Covers the incarceration of French and American prisoners of war in Dartmoor Prison, where acts of cruelty and degradation by their guardians were countered by defiance and a spirited loyalty by t...

A Glimpse of Dartmoor s Prison

By James Trevor

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Gazpacho in Winter

By James Trevor

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Gazpacho in Winter

By James Trevor

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Prisoners of War at Dartmoor

By Trevor James

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Tales of Eudo the Wanderer

By James Trevor

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Talk to Me

By James Trevor

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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.