Tom McGowen Books

The spirit of the wild

Average: 0.00, 0 Ratings

When an Indian tablet is accidentally dislodged by a bulldozer, a powerful force is loosened which threatens to destroy civilization.

The time of the forest

By Tom McGowen

Average: 0.00, 0 Ratings

When war breaks out between their opposing sides in ancient Denmark, Bright Dawn of the farming community and Wolf of the hunters' tribe flee from the battle and take refuge in the forest.

Album of Astronomy

By Thomas E. McGowan

Average: 0.00, 0 Ratings

Album of Spaceflight Space Book

By Tom McGowen

Average: 0.00, 0 Ratings

Dinosaurs and Other Prehistoric Animals

By Tom McGowen

Average: 0.00, 0 Ratings

Album of Prehistoric Man Illustrated Science Albums

By Tom McGowen

Average: 0.00, 0 Ratings

Album of Sharks Illustrated Science Albums

By Tom McGowen

Average: 0.00, 0 Ratings

Album of Whales Illustrated Science Albums

By Tom McGowen

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.