Tom Parrish Books

The Submarine: A History

By Carla Bolte, Thomas Parrish, Tom Parrish

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As entertaining as a high-tech thriller, The Submarine is essential reading for understanding the last hundred years of war. It tells the story of the dreamers who first imagined submersible ships...

The Submarine: A History

By Carla Bolte, Thomas Parrish, Tom Parrish

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A distinguished military historian chronicles the history and evolution of these remarkable underwater ships and of the inventors and engineers who developed the submarine, from eighteenth-century...

Tabitha And The Treacherous Tiger

By Tom Parrish

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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.