Justin Hall Books

Shirtlifter

By Steve MacIsaac

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Stat Notes Toronto Notes 2015 Companion

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Qu33r

By Justin Hall, Robert Kirby

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QU33R is an all-new anthology featuring queer comics legends as well as new talents. We've celebrated our history, and now QU33R shines a loght on our future!

Qu33r

By Justin Hall, Robert Kirby

Average: 0.00, 0 Ratings

QU33R is an all-new anthology featuring queer comics legends as well as new talents. We've celebrated our history, and now QU33R shines a loght on our future!

Puppies Floating down a Gently Flowing Stream

By Justin Hall

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Glamazonia

By Diego Gomez, Fred Noland, Jon Macy, Justin Hall

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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.