David A. JASEN Books

Spreadin' Rhythm Around: Black Popular Songwriters, 1880-1930

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While most people are aware of the classic white songwriters of the '20s and '30s, few realize that many of the best-loved songs of this era were written by African Americans. Rarely given their du...

That American Rag: The Story of Ragtime from Coast to Coast

By Gene Jones, David A. Jasen

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Spreadin Rhythm Around

By Vicente M. Lechuga, Gene Jones

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For Me and My Gal and Other Favorite Song Hits 1915 1917

By David Jasen

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Cakewalks Two Steps and Trots for Solo Piano

By David Jasen

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Enter Jeeves: 15 Early Stories

By P. G. Wodehouse

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Ragtime Jubilee

By David Jasen

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Tin Pan Alley

By David A. Jasen

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The uncollected Wodehouse

By P. G. Wodehouse

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Rags and ragtime

By David A. Jasen

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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.