David R. Collins Books

Clarence Thomas

By David R. Collins

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A brief biography of Clarence Thomas and his rise to the position of Supreme Court justice.

Clara Barton

By David R. Collins

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Bix

By David R. Collins

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A biography of the cornet player from Davenport, Iowa, who helped raise jazz to a respected musical form and who was inducted into the International Jazz Hall of Fame in 1997.

Tad Lincoln

By David R. Collins

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Tad Lincoln

By David R. Collins

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Bix Beiderbecke

By David R. Collins

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A biography of the cornet player from Davenport, Iowa, who helped raise jazz to a respected musical form and who was inducted into the International Jazz Hall of Fame in 1997.

Write a book for me

By David R. Collins

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Describes the childhood, writing career, and personal life of the author Marguerite Henry, known for her books about horses.

Dr. Shinichi Suzuki

By David R. Collins

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Washington Irving

By David R. Collins

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A biography of one of America's earliest great literary figures who also served as a diplomat in Spain.

Ishi the Last of His People

By David R. Collins, Kristen Bergren

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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.