Boyd Kirkland Books

Subzero

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To save his wife, who is in suspended animation, Mr. Freeze returns to Gotham City and tries to force a doctor to perform organ transplant surgery, using Batgirl's living body as an organ source.

Rogue Finds a Home

By Harry Lime, Zak Penn, Simon Kinberg, Boyd Kirkland

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Batman & Mr. Freeze

By Boyd Kirkland

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The Caped Crusader does battle with Mr. Freeze, who has kidnapped Batgirl in order to save the life of his wife.

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.