Alan Villiers Books

Diaries from the days of sail

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The diaries of three men on sea journeys during the nineteenth century: C.H. Clarke, who made a grand tour of North America by steamer and canal; Alexander Whitehead, a cabin boy who kept a diary o...

Captain Cook, the seaman's seaman

By Alan Villiers

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Captain Cook: The Seaman's Seaman - A study of the great discoverer Classic Biography

By Alan Villiers

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War with Cape Horn

By Alan Villiers

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Cruise of the Conrad

By Alan Illustrated By Alan Villiers Villiers, Alan Villiers

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Captain Cook, the seaman's seaman

By Alan Villiers

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The deep sea fishermen

By Alan Villiers

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The war with Cape Horn

By Alan Villiers

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Captain Cook

By R.T. Gould

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The Last of the Wind Ships

By Alan Villiers

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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.