Reginald Gray Books

Spy Stories For Boys

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Featuring "Time Is The Enemy" by Lee Mayne "Spy Dive" by Geoffrey Cowan "Spies Die At Dawn" by Sean Gregory "The Disappearing Lake" by Joyce Eley "Man-Hunt" by Lee Mayne "Mountain Death" by Howard...

Rosanna The Goat

By Mary Cockett, Reginald Gray

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Discovery

By Philip Sauvain, Reginald Gray

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Where Four Winds Meet

By Mary Drewery, Reginald Gray

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Index To The Acts Of The Legislature Of The Islands Of Bermuda From 1690 To 1896, No. 6

By Reginald Gray

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Index To The Acts Of The Legislature Of The Islands Of Bermuda From 1690 To 1896, No. 6

By Reginald Gray

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Messages From Beyond The Veil

By Reginald Gray, David Dye

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Death On Route 37

By Reginald Gray, Mr Reginald L Gray

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Murder In Store (Detective Inspector Harty Mysteries) (Volume 2)

By Lesley Moreland, Reginald Gray, Colin Hermon

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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.