Mary Soames Books

A Daughter's Tale

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In this charming and intimate memoir, the youngest daughter of Winston Churchill shares stories from her remarkable life—and tells of the unbreakable bond she forged with...

Sir Winston Churchill

By David Coombs, Mary Soames, Minnie Churchill

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Mary Churchill s War

By Erik Larson, Mary Churchill, Emma Soames

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Clementine Churchill: The Biography of a Marriage

By Mary Soames

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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.