Glenn Rahman Books

Sorcery Against Caesar

By Robert M. Price, Edward J Stasheff II, Glenn Rahman, Richard L Tierney

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Sorcery Against Caesar

By Robert M. Price, Edward J Stasheff II, Glenn Rahman, Richard L Tierney

Average: 0.00, 0 Ratings

Alone Against the Dark

By Gavin Inglis, Glenn Rahman

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Alone Against the Frost is a solo horror adventure for one player, set during a research expedition to Canada's Northwest Territories during the 1920s. Here, you choose your own path as you navigat...

The Averoigne Legacy

By D. J. Tyrer, H. P. Lovecraft

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The lore of Averoigne didn't end with Clark Ashton Smith. Over the decades other writers, fascinated by this "Lovecraft country" of medieval France, added their own contributions. Read over two doz...

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.