Jonathan Aycliffe Books

A shadow on the wall

By Jonathan Aycliffe

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A shadow on the wall

By Jonathan Aycliffe

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A shadow on the wall

By Jonathan Aycliffe

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A Garden Lost in Time

By Jonathan Aycliffe

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The silence of ghosts

By Jonathan Aycliffe

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Charles Lancaster has inherited Hallinhag House, a centuries-old manor in the Lake District. He soon discovers that something is terribly wrong at Hallinhag, apparently occupied by a young girl. He...

Whispers in the dark

By Jonathan Aycliffe

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The vanishment

By Jonathan Aycliffe

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The Lost

By Jonathan Aycliffe

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A Shadow on the Wall

By Jonathan Aycliffe

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A Shadow on the Wall

By Jonathan Aycliffe

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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.