Roberts David Books

Lost city of the Incas

By Roberts David

Average: 0.00, 0 Ratings

Discusses the growth of the Inca Empire and its decline following its discovery and conquest by the Spaniards.

The spear thrower

By Roberts David

Average: 0.00, 0 Ratings

Banished to the Island of the Gods as a sacrifice, a prehistoric boy returns to become leader of his people. The back of the book contains decorated Origami sheets to be cut out and folded for use...

In the shadow of Detroit

By Roberts David, David Roberts

Average: 0.00, 0 Ratings

The great book of railways

By Roberts David

Average: 0.00, 0 Ratings

Highlights the 150-year history of railroads and describes various modern railways, including monorails, electric trains, and underground systems.

Life at Levers

By Roberts David

Average: 0.00, 0 Ratings

Cammel Laird

By Roberts David

Average: 0.00, 0 Ratings

The indirections of desire, Hamlet in Goethe's Wilhelm Meister

By Roberts David

Average: 0.00, 0 Ratings

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.