Katherine Blanc Books

Bad Kitty s Guide to Life

By Katherine Blanc

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Today...

By Katherine Blanc

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Melvin the Mouth

By Katherine Blanc Author Jeffrey Ebbeler Illustrator

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Meet young Melvin—the future Mel Blanc of Looney Tunes fame—as he drives everyone a little nuts with the noisy soundtrack to his day-to-day life Melvin is an imaginative and noisy littl...

Gold Mountain Girl

By Katherine Blanc

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The Boy Who Conquered Everest The Jordan Romero Story

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Bad Kitty s Guide to Life

By Katherine Blanc

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The Bad Puppys Guide to Life

By Katherine Blanc

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Boy Who Conquered Everest

By Katherine Blanc, Jordan Romero

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No Dogs Please

By Katherine Blanc

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Boy Who Conquered Everest

By Katherine Blanc, Jordan Romero

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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.