Judith Schachter Modell Books

Ruth Benedict, patterns of a life

By Judith Schachter Modell

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A town without steel

By Judith Schachter Modell

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In 1986, with little warning, the USX Homestead Works closed. Thousands of workers who depended on steel to survive were left without work. A Town Without Steel looks at the people of Homestead as...

A town without steel

By Judith Schachter Modell

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In 1986, with little warning, the USX Homestead Works closed. Thousands of workers who depended on steel to survive were left without work. A Town Without Steel looks at the people of Homestead as...

A Sealed and Secret Kinship

By Judiths Modell, Judith Schachter Modell

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A Sealed Secret Kinship

By Judith Schachter Modell

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Ruth Benedict

By Judith S. Modell

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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.