Norman V. Carlisle Books

Where to live for your health

By Norman V. Carlisle

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The new American Continent, our continental shelf

By Norman V. Carlisle

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Describes the American continental shelf and the research conducted to discover more about it.

Treasure HUnting in the U.S.A.

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Rivers

By Norman V. Carlisle

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Describes how a river begins and grows and how it influences the land that it flows through. Also discusses the many ways people use rivers and the importance of keeping them clean and unpolluted.

Bridges

By Norman V. Carlisle

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Briefly discusses the first bridges, famous and unusual bridges, and bridge design and construction.

The Complete Guide to Treasure Hunting

By Norman V. Carlisle

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Riches of the sea the new science of oceanology

By Norman V. Carlisle

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Describes the scientific methods and instruments used to explore and harvest the wealth of the oceans.

Riches of the Sea

By Norman Carlisle

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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.