Ann Finlayson Books

Just before the Revolutionary War, nineteen-year-old Harry and his twenty-three-year-old sister, Sukey, move their few possessions by hand cart to start their own farm on the western Pennsylvania f...

Colonial Maryland

By Ann Finlayson

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A history of Maryland from its charter as Mary's Land in 1632 to the end of the Revolutionary War and its ceding of 69.25 square miles to the United States government for a capital territory.

Naming Rumpelstiltskin

By Ann Finlayson

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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.