Mark Helprin Books

Digital Barbarism: A Writer's Manifesto

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Mark Helprin anticipated that his 2007 New York Times op-ed piece about the extension of the term of copyright would be received quietly, if not altogether overlooked. Within a week, the article ha...

A soldier of the Great War

By Mark Helprin

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A soldier of the Great War

By Mark Helprin

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Winter's Tale

By Mark Helprin

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Refiner's Fire

By Mark Helprin

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The Pacific and Other Stories

By Mark Helprin

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A dazzling collection of short stories by Mark Helprin, bestselling author of Winter's Tale, which is now a major motion picture starring Colin Farrell, Jessica Brown Findlay, Russell Crowe, Willia...

Freddy and Fredericka

By Mark Helprin

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A New York Times bestseller by Mark Helprin, author of Winter's Tale, which is now a major motion picture starring Colin Farrell, Jessica Brown Findlay, Russell Crowe, William Hurt, and Jennifer Co...

Memoir from Antproof Case

By Mark Helprin

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An old American who lives in Brazil is writing his memoirs. An English teacher at the navel academy, he is married to a woman young enough to be his daughter and has a little son whom he loves. He...

A Soldier of the Great War

By Mark Helprin

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Winter's Tale

By Mark Helprin

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Peter Lake--orphan, thief, mechanic extraordinaire--and Athansor, a flying Brooklyn milkhorse, establish a reign of love and justice in New York City in the year 2000.

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.