Lesley Thomson Books

Kate Rokesmith's decision to go to the river, that hot July morning of 1981, changed the lives of many. Her murder shocked the nation. Her husband, never charged, moved abroad under a cloud of susp...

The detective s secret

By Lesley Thomson

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When a man dies beneath a London Underground train in mysterious circumstances, it's left to Stella Darnell to uncover the secrets of the case.

The Death Chamber

By Lesley Thomson

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The Detective s Daughter

By Lesley Thomson

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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.