Clara Vulliamy Books

White Christmas

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In this first story, the Lucky Wish Mouse and her ten tiny charges are getting ready for Christmas but the Christmas tree is bare and the money pot is empty. 'We'll think of something, ' says the e...

Best friends

By Clara Vulliamy

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Lucky Wish Mouse

By Clara Vulliamy

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Muffin and the expedition

By Clara Vulliamy

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Today, Muffin is going on an adventure! But where is he off to And what will he find when he gets there This delightful new character is bound to capture the hearts of readers everywhere. With deli...

Lucky Wish Mouse

By Clara Vulliamy

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White Christmas

By Clara Vulliamy

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Blue hat, red coat

By Clara Vulliamy

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A baby takes off various articles of colorful clothing. On board pages.

Boo baby boo!

By Clara Vulliamy

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Toddlers hide behind hats and trees, under newspapers and tables. On board pages.

Bang and Shout Baby Day Board Books

By Clara Vulliamy

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Ellen and Penguin and the new baby

By Clara Vulliamy

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Ellen and her stuffed toy, Penguin, have difficulty adjusting to a new baby brother.

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.