Mark Barratt Books

Joe Rat

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In the dark, dank sewers of Victorian London, a boy known as Joe Rat scrounges for valuables which he gives to "Mother," a criminal mastermind who considers him a favorite, but a chance meeting wit...

The wild man

By Mark Barratt

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In Victorian England, Joe Rat has escaped the clutches of the criminal mastermind, Mother, and is trying to make an honest living in a better part of London, but when a rich philanthropist tracks d...

Joe Rat

By Mark Barratt

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Wild Man

By Mark Barratt

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Joe Rat

By Mark Barratt

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Wild Man

By Mark Barratt

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Joe Rat

By Mark Barratt

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How We Got Dinosaurs

By Mark Barratt

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Amazing Adventures of Mark and Carol

By Mark Barratt

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Johnny Miracle

By Mark Barratt

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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.