Julie Macfie Sobol Books

Lake Erie

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A portrait of daily life, industry, and commerce on Lake Erie. Chapters cover the lake's prehistory, its early settlement, its role in the War of 1812, its economic boom from 1815 to 1880, the High...

Lake Erie

By Julie Macfie Sobol, Ken Sobol

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Love and Forgetting

By Julie Macfie Sobol, Ken Sobol

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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.