Margery Cuyler Books

Baseball is back--and so is Bonaparte!  Join one anxious skeleton, Bonaparte, and his monster friends as they celebrate America's favorite pastime by competing in the Weird Series an...

Bonaparte Plays Ball

By Will Terry, Margery Cuyler

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Fat Santa

By Margery Cuyler

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Weird wolf

By Margery Cuyler

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When Harry Walpole discovers he is a werewolf, his attempts to break the curse are unsuccessful until he is aided by his pushy friend Abby.

Fat Santa

By Margery Cuyler, Winborn Marsh

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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.