William L. Shea Books

Vicksburg is the key

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The struggle for control of the Mississippi River was the longest and most complex campaign of the Civil War. It was marked by an extraordinary diversity of military and naval operations, including...

Wilson s Creek Pea Ridge and Prairie Grove A Battlefield Guide with a Section on Wire Road This Hallowed Ground Guides to Civil Wa

By Earl J. Hess, William G. Piston, William L. Shea, Richard W. Hatcher

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Vicksburg Is the Key

By William L. Shea, Terrence J. Winshel

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Pea Ridge

By William L. Shea

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Pea Ridge

By Earl J. Hess, William L. Shea

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War in the West

By William L. Shea

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Fields of Blood

By William L. Shea

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Fields of blood

By William L. Shea

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Fields of blood

By William L. Shea

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Pea Ridge

By Earl J. Hess, William L. Shea

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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.