Roger Coote Books

The first voyage around the world

By Roger Coote

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An account of Ferdinand Magellan's circumnavigation of the world in the early 1500s.

Roman cities

By Roger Coote

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A simple introduction to life in ancient Rome, examining the Forum, the baths, the typical house and shop, the temples, the entertainment, the defense.

Journey Through Ancient Civilizations Journey Through Series

By Roger Coote

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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.