Barbara Wolff Books

Evening Gray, Morning Red: A Ready-To-Read Handbook of American Weather Wisdom

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A handbook of weather forecasting based on rhymes, sayings, and signs used in America for centuries. Includes instructions for building a simple weather vane.

Sources for 20th Century Music History

By Helmut Hell, Sigrid Von Moisy, Barbara Wolff

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Music Manuscripts at Harvard

By Barbara Wolff, Houghton Library.

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December decorations

By Peggy Parish

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Directions very young readers can follow for making Christmas and Chanukah decorations for home and school from inexpensive household materials.

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.