Jerome Virnich Books

Pathfinder Campaign Setting: Fey Revisited

By Savannah Broadway, Tim Hitchcock, Jerome Virnich, Ray Vallese, Levi Miles, Paizo Staff, Amanda Hamon, Paizo Inc.

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First World Problems Unveil the mysteries of primeval legends, encounter ancient creatures from a time before time, and prepare to enter a preternatural world where nothing is permanent and everyth...

Kobolds of Golarion

By Paizo Staff, Mat Smith

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Dragon Slayer s Handbook

By Paizo Staff, Jerome Virnich

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Pathfinder Player Companion

By Paizo Staff

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Pathfinder Campaign Setting: Undead Unleashed

By David N. Ross, Jerome Virnich, Todd Stewart, Mark Moreland, Dave Gross, Paizo Staff, Mark R. Morelande, Adam Daigle, Paizo Staff, Jerome Virnich, Adam Daigle, Dave Gross, Mark R. Morelande

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From countless crypts and forgotten fortresses, undead masterminds scheme all manner of unnatural depravities. Whether they take the form of murderous ghouls preying upon a city’s poorest citizens,...

Lost Treasures

By Savannah Broadway, Paizo Staff, Levi Miles, Judy Bauer, Justin Riddler

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Pathfinder Campaign Setting

By F. Wesley Schneider, Jerome Virnich

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Burlesque and Bequest

By Savannah Broadway, Cat Cuevas, Jerome Virnich

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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.