Christopher O Toole Books

The Encyclopaedia of Insects Unwin Animal Library

By Christopher O Toole

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Discovering bees and wasps

By Christopher O Toole

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Text and photographs describe the physical and behavioral characteristics of a variety of bees and wasps.

Discovering ants

By Christopher O Toole

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Describes the physical characteristics, life cycle, behavior patterns, and social structure of different types of ants and their importance to humans.

Discovering flies

By Christopher O Toole

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Examines the characteristics, life cycle, and habitat of different types of flies and describes which flies are either helpful or harmful to plants and animals.

Discovering Ants

By Christopher O Toole

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Discovering Bees and Wasps Discovering Nature

By Christopher O Toole

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Alien Empire

By Christopher O Toole

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Bees of the world

By Christopher O Toole

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Bees of the World Of the World

By Christopher O Toole, Anthony Raw

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The holiday naturalist in Italy

By Christopher O Toole

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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.