Colin McEwan Books

Ancient American Art in Detail

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Patagonia

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Some fourteen to ten thousand years ago, as ice-caps shrank and glaciers retreated, the first bands of hunter-gatherers began to colonise the continental extremity of South America - 'the uttermost...

Precolumbian Gold

By Colin McEwan

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Patagonia

By Colin MC Ewan

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Unknown Amazon

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Ancient American art in detail

By Colin McEwan

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Moctezuma Aztec Ruler

By Colin Mcewan

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Pre Columbian Gold

By Colin Mcewan

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Inca sacred space

By Nick Branch, F. M. Meddens, Katie Willis, Colin McEwan

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Moctezuma II

By Gilda Castillo, Leonardo Lopez Lujan, Colin McEwan

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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.