Paul Castiglia Books

America's 1st Patriotic Comic Book Hero The Shield

By Harry Shorten Illustrated By Irv Novick

Average: 0.00, 0 Ratings

Journey back to the Golden Age of comics - a period that defined and shaped the course of comic books for years to come! It was a time of historical firsts: the first indestructible hero… the...

With Great Power

By Ron Athey, Chris Brockow, Rick L. Phillips

Average: 0.00, 0 Ratings

With Great Power

By Ron Athey, Michael Ciccolini, Paul Castiglia

Average: 0.00, 0 Ratings

With Great Power

By Ron Athey, Michael Ciccolini, Paul Castiglia

Average: 0.00, 0 Ratings

MLJ Companion

By Jimmy Palmiotti, Irv Novick, Rich Buckler, Dean Haspiel, Paul Reinman

Average: 0.00, 0 Ratings

Best of the Sixties Book 2

By George Gladir Illustrated By Rex Lindsey

Average: 0.00, 0 Ratings

The '60s were a decade of change—and thank goodness Archie Comics was around to remind everyone that "the more things change, the more they stay the same!" Whether getting tangled up in the e...

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.