Joseph Clark Books

A handbook of Attic red-figured vases

By Joseph Clark Hoppin

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Once Upon A Time There Was No Money

By Joseph Clark

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My ambulance education

By Joseph F. Clark

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My ambulance education

By Joseph F. Clark

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This is the brutally honest story of an emergency medical technician. At 18, the author started working as an ambulance attendant to pay his way through college. For the next seven years he worked...

Once upon a Time There Was No Money

By Joseph Clark

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Jungle Wedding

By Joseph Lynn Clark, Clark Joseph

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Hope of Wisdom

By Joseph A. Clark, James M. Moudy, James Newcomer

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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.