John Wick Presents Books

7th Sea Pirate Nations

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Piracy on the Seven Seas has reached a fever pitch. The black flag poses a constant danger for merchants and navies, as unscrupulous brigands seek their fortunes. But there are more dangers afoot t...

7th Sea Nations of Theah

By John Wick Presents

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Change is coming to Theah's western nations. Tensions rise as disenfranchised, war-weary people grow restless under the unrelenting rule of the nobility. Now, the people look towards revolution as...

7th Sea Nations of Theah

By John Wick Presents

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"This book contains material for 7th Sea: second edition including new Backgrounds, Advantages, Dueling styles and new monsters. It also includes expanded setting information for Théah's four weste...

7th Sea the Crescent Empire

By John Wick Presents

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"This book contains material for 7th Sea: Second Edition including new mechanics for Poetry Duels, Backgrounds, Advantages, Stories and Sorceries. It also includes five new Nations ..."--Back cover.

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.