David L. Weitzman Books

The Brown paper school presents my backyard history book

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Activities and projects, such as making time capsules and rubbings and tracing genealogy, demonstrate that learning about the past begins at home.

Locomotive

By David L. Weitzman, David Weitzman

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Pouring Iron

By David Weitzman

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While visiting his grandparents in Sutter Creek, California, Howard goes to the historic Knight Foundry and experiences firsthand the process of creating all sorts of cast iron products.

Old Ironsides

By David L. Weitzman

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Underfoot

By David Weitzman

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Underfoot an Everday Guide to Exploring the Am

By David Weitzman

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Traces of the past

By David L. Weitzman, David Weitzman

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Theater

By David Weitzman

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Presents biographies of more than twenty actors and playwrights who have left their mark on the theater, including Anton Chekhov, Edwin Booth, Sarah Bernhardt, George Bernard Shaw, and Paul Robeson.

The mountain man and the president

By David Weitzman

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Discusses how the friendship between naturalist John Muir and President Theodore Roosevelt brought about government protection of America's wilderness.

Brown Paper School Book

By David L. Weitzman

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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.