Bill Galvan Books

The Scrapyard Detectives Collected Cases Vol.1

By Batton Lash, Bill Galvan, Jesse Leon McCann

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Diary of a High School Princess

By Bill Galvan, Tania Del Rio

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Archie's Big Book Vol. 2

By Archie Superstars

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ARCHIE'S BIG BOOK VOL. 2 is the sequel to an all-new series of deluxe softcovers featuring the classic Archie stories in-and-out of Riverdale. A value at $19.99, this comic-trim-sized collection is...

Three Stooges

By J. C. Vaughn, Christopher Hill, S. A. Check, Bill Galvan, Brendon Fraim

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Haunted Hijinks

By Pat Shand, S. A. Check, Diego Jourdan, Bill Galvan, Mike Wolfer

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Underdog Vol 1 Have No Fear Underdog Is Here TP

By James Kuhoric, Adrian Ropp, Pat Shand, Matthew Hansel, Bill Galvan

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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.