David Morris Potter Books

America has long been famous as a land of plenty, but we seldom realize how much the American people are a people of plenty -- a people whose distinctive character has been shaped by economic abund...

Lincoln and His Party in Secession Crisis Historical Publications

By David M. Potter

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Lincoln and His Party in the Secession Crisis

By David Morris Potter

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Division and the Stresses of Reunion, 1845-1876

By David Morris Potter, Carl N. Degler, David M. Potter

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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.