David Carlyon Books

The Education of a Circus Clown

By David Carlyon

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The Education of a Circus Clown

By David Carlyon

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Dan Rice

By David Carlyon

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Dan Rice

By David Carlyon, Ken Emerson

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"Dan Rice, alone in the world as a boy, had tried whatever came to hand. He was a pig presenter, strongman, lecturer, comic singer, and blackface performer. Then he joined the glittering world of c...

Theatre Symposium Vol. 15

By John W. Frick, James Fisher, David Carlyon, M. Scott Phillips, Rachel Rusch

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The Amazing American Circus Poster

By Kristin L. Spangenberg, Deborah Walk, David Carlyon

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Education of a Circus Clown

By David Carlyon

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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.