Wieland Schmied Books

Now available again, this book is a penetrating exploration of the American realist painter Edward Hopper, who was able to capture the many moods of the nation he called home. From his images of de...

Edward Hopper

By Wieland Schmied

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Edward Hopper was one of the finest American Scene painters in the Realist tradition. His passion was to portray "typical America"; his city- and landscapes are vivid reflections of the then contem...

Hundertwasser

By Wieland Schmied

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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.