Alan Sefton Books

Sir Peter Blake's final voyage, cut short when the renowned yachtsman was murdered by bandits in Brazil, is chronicled in a new book, The Last Great Adventure of Sir Peter Blake. Drawn from Blake's...

Sir Peter Blake: An Amazing Life

By Alan Sefton, Sefton, Alan

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Over the course of a 30-year sailing career, Sir Peter Blake (1948- 2001) won every significant blue-water race on the planet and slashed the record for the fastest non-stop circumnavigation of the...

Portuguese Literary & Cultural Studies 9: Post-Imperial Camões

By Alan Sefton, Editor-Joao Ricardo Figueiredo

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SIR PETER BLAKE. BIOGRAFÍA DEL NAVEGANTE MÁS EXCEPCIONAL Y AVENTURERO

By Alan Sefton

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Peter Blake: Sailor, Adventurer

By Alan Sefton

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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.