Valerie Wilding Books

It's 1917 and the Great War rages in Europe. When Daffy Rowntree's brother goes missing in action she refuses to sit safely in England, and determines to do something to help win the war. Soon she...

The Bloody Tower

By Valerie Wilding

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To Kill a Queen

By Valerie Wilding

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It's the1580s. Queen Elizabeth's enemies plot to kill her and place Mary Queen of Scots on the throne. While Kitty's father works on secret projects for Elizabeth, her brother's mixing with suspici...

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.