Marcia Willett Books

Matt comes across photos of him as a child yet they seem unfamiliar; is it really him? He can't remember the clothes or the toys, and his sister Imogen is nowhere in the pictures. Since her childho...

The Songbird

By Marcia Willett

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Seven Days in Summer

By Marcia Willett

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Summer on the river

By Marcia Willett

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"Evie loved the house. The bright, sunny rooms looking across the river. The terraced gardens with fruit trees growing against the high stone walls. The scent of lavender at the end of a hot day. I...

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.