Morris Katz Books

Methods of Air Sampling and Analysis

By Intersociety Committee., Morris Katz

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Busy bodies

By Morris Katz

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The DC Super Heroes illustrate the amazing things the body can do; the book shows different body parts and actions.

My first book of superpowers

By Georgia Rucker

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Superman has x-ray vision. The Flash has super-speed. And Wonder Woman has super-strength. DC super heroes have an amazing assortment of superpowers!

Busy bodies

By Morris Katz

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The DC Super Heroes illustrate the amazing things the body can do; the book shows different body parts and actions.

DC super heroes have an amazing range of powers which they use to make the world a safer place. This lavishly illustrated picture book is a terrific introduction to Superman, Batman, Green Lantern,...

DC Super Heroes Little Library

By Julie Merberg, David Katz, Morris Katz

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My First Book of Super Villians

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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.