Edwin A. Churchill Books

American Beginnings

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This illustrated collection of essays examines early Native American contact with European explorers, fishermen, and traders in "Norumbega," the sixteenth-century name of the Atlantic coast of New...

Maine

By Richard W. Judd, Edwin A. Churchill

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Maine communities and the War for Independence

By Edwin A. Churchill

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Simple forms and vivid colors

By Edwin A. Churchill

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Hail Britannia, Maine pewter and silverplate

By Edwin A. Churchill

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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.