Alan Armstrong Books

5001 Hard to Find Publishers and Their Addresses 1987

By Alan Armstrong Associates Ltd

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Binoculars for birders

By Armstrong Alan

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Whittington

By S. D. Schindler, Alan Armstrong

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Preemptive Strike

By Alan Armstrong

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This book reveals the untold story of a secret plan that would have prevented Pearl Harbor, and maybe even World War II. Could a plan to bomb Japan and destroy Japanese supply lines, communications...

Off in Zora

By Alan Armstrong

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Regards, Rodeo

By Alan W. Armstrong

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Whittington

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The power of reading is beautifully captured in this 2006 Newbery Honor-winning book. Bernie keeps a barn full of animals the rest of the world has no use for–two retired trotters, a rooster, some...

Effectively managing a solo practice

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Looking for Marco Polo

By Alan W. Armstrong

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Newbery Honor–winning author Alan Armstrong’s latest book!Eleven-year-old Mark's anthropologist father has disappeared in the Gobi desert while tracing Marco Polo’s ancient route from Venice to Chi...

Racing the Moon

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An adventurous new work from Newbery Honor-Winning author, Alan Armstrong.In the spring of 1947, outer space was an unexplored realm. But eleven year-old Alexis (Alex) Heart and her impulsive broth...

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.