Jack Sparling Books

Essential Classic X Men Vol. 2 Marvel Essentials

By Ross Andru, Dan Adkins, Gary Friedrich, Jack Sparling, Jim Steranko, Barry Smith, Arnold Drake, John Buscema, Roy Thomas, Don Heck, George Tuska, Werner Roth

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Marvel Masterworks Captain America

By Stan Lee, Jack Sparling, Gil Kane, Jack Kirby, Roy Thomas

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Eerie Archives Volume 6

By Written By Buddy Saunders Nicola Cuti Others Illustrated By Jack Sparling Tom Sutton Carlos Garzon Others Cover By Ken Kelly

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Let Cousin Eerie lead you through the shadows into total darkness in Eerie Archives Volume 6, now in a value-priced paperback edition.Feel the fear of the frightening fables from creators Tom Sutto...

SILVER AGE CLASSICS SPACE MAN HC VOL 02

By Jack Sparling

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Connecticut Yankee in King Arthur s Court

By Jack Sparling, Mark Twain

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Robin Hood

By Victor A. Prezio, Jack Sparling, Howard Pyle

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Robin Hood

By Howard Pyle, Victor Prezio

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Adventures into Darkness

By Mike Sekowsky, Gene Fawcette, Mike Peppe, Jack Sparling, Herb Field

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Space Man 2

By Israel Escamilla, Jack Sparling, Dell Comics

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Space Man 5

By Israel Escamilla, Jack Sparling, Dell Comics

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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.