Roger Grenier Books

The Difficulty of Being a Dog

By Roger Grenier

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The Difficulty of Being a Dog

By Roger Grenier

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A box of photographs

By Roger Grenier

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Most attempts to generalize about photography as a medium run up against our experience of the photographs themselves. We live with photos and cameras every day, and philosophies of the photographi...

Palace of books

By Roger Grenier

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Photofile Brassai

By Brassai, Roger Grenier

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A new volume in Photofile, the accessible and affordable photography series. No photographer is more closely associated with a city than Brassaï (1899–1984) is with Paris. From the moment he moved...

Brassai

By Stuart Alexander, Brassai, Annick Lionel Marie, Roger Grenier

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Cine Roman

By Roger Grenier

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Les Embuscades

By Roger Grenier

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Albert Camus Soleil et Ombre

By Roger Grenier

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Another November

By Roger Grenier

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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.