Henry Chalfant Books

Subway Art

By Martha Cooper

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Subway Art

By Martha Cooper, Henry Chalfant

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Subway Art

By Martha Cooper

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Subway Art

By Martha Cooper

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This 25th-Anniversary edition features 70 never-before-seen photographs along with all-new introductions that explore the prolific and sometimes tension-filled rise of graffiti, from gritty train y...

Suso 33

By Suso33

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Street Art: The Graffiti Revolution

By Cedar Lewisohn, Henry Chalfant

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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.