Charles Griffiths Books

Marigold Line

By Charles Griffiths

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A Narrative of the Siege of Delhi

By Charles John Griffiths

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South African Coasts

By Earle Sylvia Branch George Griffiths Charles

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Field Guide To Insects Of Southern Africa Field Guide Series

By Alan Weaving, Charles Griffiths, Mike Picker

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"Some 300 of the most important invasive animals in South Africa are described in terms of their history of invasion, identification and biology, distribution, known ecological and economic impacts...

A field guide to insects of South Africa

By Mike Picker

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Heddluoedd Canolbarth a gorllewin Cymru 1829 1974

By Charles Griffiths

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Seashore Life

By Charles Griffiths

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Two oceans

By George Branch

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Freshwater Life

By Charles Griffiths, Jenny Day

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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.