Birgit Krols Books

Accidental inventions

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Describes how several everyday items were discovered by mistake, including roller skates, penicillin, dynamite, Coca-Cola, Post-Its, and Velcro.

Luk Van Soom

By Birgit Krols, Mark Van Den Eijnden, Luk Van Soom, Wim Van Der Beek

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Accidental inventions that changed our lives

By Birgit Krols

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Humphrey Bogart and Ingrid Bergman may have shared one of film history's most cherished kisses in Casablanca, one thing they certainly did have wrong: a kiss is never just a kiss. First kisses, sto...

Extreme Hotels

By Birgit Krols

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Extreme Restaurants

By Birgit Krols

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The art of drinking

By Birgit Krols

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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.