Bob Graham Books

Pete and Roland
Pete and Roland

By Peter Smith, Bob Graham

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A budgie strays into a small boy's life for a little while--and then goes off to other adventures.

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Jenny's baby brother
Jenny's baby brother

By Smith Peter

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Shopping
Shopping

By Bob Graham

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The Impact of 9 11 and the New Legal Landscape: The Day That Changed Everything?
The Wild
The Wild

By Graham

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Pigsty
Pigsty

By Mark Teague

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Pigsty Library
Pigsty Library

By Mark Teague

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This Is Our House
This Is Our House

By Michael Rosen

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Making a Picture Book
Making a Picture Book

By Anne Bower Ingram

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Intelligence Matters

Related Articles from our Blog

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.

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