Nicholas Day Books

At the End of the Day I Burst into Flames

By Nicholas Day

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At the End of the Day I Burst into Flames

By Nicholas Day

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Baby Fever

By Nicholas Day, Shamus Beyale, Kyle Noble

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The Mona Lisa Vanishes

By Nicholas Day

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A propulsive work of narrative nonfiction about how the Mona Lisa was stolen from the Louvre, how the robbery made the portrait the most famous artwork in the world—and how the painting by Le...

A World Without Summer

By Nicholas Day

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Discover how Mount Tambora's catastrophic eruption plunged the world into darkness, altering the global climate and inspiring the likes of Mary Shelley’s Frankenstein. This remarkable story o...

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.