Robert De Grasse Books

Higher and higher

By Ralph Spence, Tim Whelan, Jay Dratler, William Bowers, Howard Harris

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Formerly rich Mr. Drake is broke...with his household staff's wages in arrears. Conniving valet Mike O'Brien hatches a scheme to pass off the scullery maid as Drake's debutante daughter and net a r...

Star Wars

By Sandra Sedacca, Robert De Grasse

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The Story of Vernon and Irene Castle VHS

By William Hamilton, Irene Castle, Oscar Hammerstein II, Dorothy Yost, Richard Sherman, George Haight, Robert De Grasse

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Bachelor Mother VHS

By Robert Wise, Norman Krasna, Garson Kanin, Felix Jackson, Henry Berman, Robert De Grasse, Buddy G. DeSylva

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Miracle of the Bells VHS

By DeWitt Bodeen, Russell Janney, Ben Hecht, Quentin Reynolds, Robert De Grasse, Jesse Lasky Jr., Walter MacEwen

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The Bachelor and the Bobby-Soxer VHS

By Sidney Sheldon, Dore Schary, Robert De Grasse, Frederic Knudtson, Nicholas Musuraca

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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.