William J. H. Andrewes Books

The Illustrated Longitude

By William J. H. Andrewes, Dava Sobel

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The art of the timekeeper

By William J. H Andrewes

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The Quest for Longitude

By Longitude Symposium 1993 Harvard University

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The Quest for Longitude is a book for students and for teachers, for collectors and for scholars, and for the thousands of people who, having enjoyed Sobel's Longitude, desire a well-illustrated re...

The Illustrated Longitude

By William J. H. Andrewes, Dava Sobel

Average: 0.00, 0 Ratings

Longitude

By Dava Sobel

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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.