Pierre Borhan Books

Men for Men: Homoeroticism and Male Homosexuality in the History of Photography, 1840-2006

By Pierre Borhan

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Dorothea Lange

By Pierre Borhan

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"Dorothea Lange's images serve as witness to the plight of hundreds of thousands of Americans who migrated westward in search of work, food, and money during the Great Depression. Her iconic photog...

Andre Kertesz, his life and work

By Andre Kertesz

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In a career that spanned eight decades and several continents, Hungarian-born Andre Kertesz (1894-1985) brought a unique vision to the art of photography and created many lasting images that influe...

Man to Man

By Pierre Borhan

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Impossible to forget

By Michael Kenna

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Changing Paris

By Thomas Mellins, Pierre Borhan, Diane Johnson

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Andre Kertesz, la biographie d'une oeuvre

By Andre Kertesz

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The sea

By Pierre Borhan

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Bernard Faucon

By Pierre Borhan

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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.