Scott Allen Nollen Books

Robert Louis Stevenson

By Scott Allen Nollen

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Paul Robeson

By Scott Allen Nollen

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"This is the first book-length study of African American Renaissance man Paul Robeson (1898-1976). Singer, actor, author, lawyer, athlete, pacifist and civil rights activist, Robeson was also the f...

Abbott and Costello on the home front

By Scott Allen Nollen

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"This book focuses in detail on the wartime films of Abbott and Costello, discussing the production, content, and reception of 18 films. Of particular interest to fans and collectors are the book's...

The Boys

By Scott Allen Nollen

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Warners Wiseguys

By Scott Allen Nollen

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Three Bad Men

By Scott Allen Nollen

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Takashi Shimura

By Scott Allen Nollen

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Making and Influence of I Am a Fugitive from a Chain Gang

By Scott Allen Nollen

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Chester Morris

By Scott Allen Nollen, Yuyun Yuningsih Nollen

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Abbott and Costello on the Home Front

By Scott Allen Nollen

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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.