Alexandra Day Books

Good Dog Carl and the baby elephant

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Beloved children's icon Good Dog, Carl has his paws full with a mischievous baby elephant who likes backyard wading pools, playgrounds and fruit stands!

My Puppy s Record Book

By Alexandra Day

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Hooray for Dogs

By Alexandra Day

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A bouquet

By Alexandra Day

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Not forgotten

By Alexandra Day

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The Magic Spectacles 2005 Calendar

By Alexandra Day

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Taffy s Family

By Alexandra Day, Cooper Edens

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Carl and the kitten

By Alexandra Day

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Carl helps a little kitten that is stuck in a tree.

Carl at the dog show

By Alexandra Day

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Carl the rottweiler explores the dog show in which his brother Gamble competes.

Carl s Baby Journal

By Alexandra Day

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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.