Clara Vulliamy Books

Tom Small

By Clara Vulliamy

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Small

By Clara Vulliamy

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The midnight mystery

By Clara Vulliamy

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The Join the Dots Detectives: Dot, Beans and McClusky are back on the case in a third, brand-new mystery! Dot and Beans can't wait for their school trip to Adventure Camp where they will do lots of...

The Midnight Mystery

By Clara Vulliamy

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The Birthday Surprise

By Clara Vulliamy

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The Family Year

By Clara Vulliamy, Rachel Billington

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Mother child treasury

By Shirley Hughes, Clara Vulliamy

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Ellen and the Penguin and the New Baby

By Clara Vulliamy

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Small

By Clara Vulliamy

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On his first overnight visit to his grandmother's house, Tom remembers to pack everything except his favorite toy, a mouse named Small.

Ellen and Penguin

By Clara Vulliamy

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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.