Robert A Schanke Books

"In this first publication of six plays by the flamboyantly uninhibited author, poet, and playwright Mercedes de Acosta (1893-1968), theater historian Robert A. Schanke rescues these lost theatrica...

That furious lesbian

By Robert A. Schanke

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"In the first book-length biography of Mercedes de Acosta, theater historian Robert A. Schanke adroitly mines lost archival materials and mixes in his own interviews with de Acosta's intimates to c...

Angels in the American Theater

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Queer Theatre and the Legacy of Cal Yeomans

By R. Schanke

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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.