Mike Howlett Books

The complete Voodoo

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"Voodoo has put a spell on you! One of the weirdest, coolest, cheesiest, most bizarre, goriest Pre-Code comic books is being reprinted in its entirety. This over-the-top comic was originally printe...

The complete Voodoo

By Mike Howlett, Matt Baker, Craig Yoe

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WOODOO

By VVAA

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Eerie Publications Softcover

By Mike Howlett, Jason Willis, Tom Skulan, Bill Alexander

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Eerie Publications Hardcover

By Mike Howlett, Jason Willis, Bill Alexander

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Weird Collected Volume 1 Softcover

By Mike Howlett

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Evilspeak Issue 6

By Leon Marcelo, Vanessa Nocera, Jon Kitley

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Weird Indexes of Eerie Publications

By Mike Howlett

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Worst of Eerie Publications

By Mike Howlett, Dick Ayers, Chic Stone, Domingo Mandrafina

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Alaska 77

By Mike Howlett

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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.