Lorenz Frolich Books

The Stories of Hans Christian Andersen: A New Translation from the Danish

By Lorenz Frolich, Diana Crone Frank, Jeffrey Frank, Hans Christian Andersen, Vilhelm Pederson

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A collection of familiar and unfamiliar tales from Danish storyteller Hans Christian Andersen, along with notes and an essay introducing the author and his times.

The Viking Gods

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The Viking Gods Viking Series Literary Pearls from the Viking Age

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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.