GRAHAM A. THOMAS Books

Malice in London Erskine Powell Mysteries

By Graham Thomas

Average: 0.00, 0 Ratings

The hunt for Blackbeard

By Craig Cabell

Average: 0.00, 0 Ratings

Contains primary source materials

Firestorm

By Graham A. Thomas

Average: 0.00, 0 Ratings

Malice in London

By Graham Thomas

Average: 0.00, 0 Ratings

DETECTIVE-CHIEF SUPERINTENDENT ERSKINE POWELL RETURNS--INVESTIGATING MALICE IN HIS OWN BACKYARD.When a murder victim is discovered in the murky waters of the River Thames, Erskine Powell of Scotlan...

Attack on the Scheldt

By Graham A. Thomas

Average: 0.00, 0 Ratings

Attack on the Scheldt

By Graham A. Thomas

Average: 0.00, 0 Ratings

Attack on the Scheldt

By Graham A. Thomas

Average: 0.00, 0 Ratings

Hitler s Terror from the Sky

By Graham A. Thomas

Average: 0.00, 0 Ratings

Dieppe Raid

By Graham A. Thomas

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.