Karina Gromer Books

The roots of our history as well as the history of the textile craft reach back to the "dark ages" without written sources, the millennia before the ancient civilisations. Textiles, textile product...

The Art of Prehistoric Textile Making

By Karina Gromer

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Textiles, textile production and clothing were essentials of living in prehistory, locked into the system of society at every level ? social, economic and even religious. Textile crafts not only p...

Textiles from Hallstatt

By Anton Kern, Hans Reschreiter, Karina Gromer, Helga Rosel Mautendorfer

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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.