Roger D. Hunt Books

Old house handbook

By Roger D. Hunt

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Colonels in blue

By Roger D. Hunt

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Colonels in Blue

By Roger Hunt, Roger D. Hunt

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Colonels in blue

By Roger D. Hunt

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"This valuable volume catalogs the Union army colonels who commanded regiments from Michigan, Ohio, and West Virginia. Arranged by state, each section includes a comprehensive list by regiment of e...

Colonels in Blue Illinois Iowa Minnesota and Wisconsin

By Roger D. Hunt

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Colonels in Blue Union Army Colonels of the Civil War the Mid atlantic States

By Roger D. Hunt

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Brevet Brigadier Generals in Blue

By Roger D. Hunt

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Rural Britain

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Colonels in Blue Michigan Ohio and West Virginia

By Roger D. Hunt

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Colonels in Blue Indiana Kentucky and Tennessee

By Roger D. Hunt

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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.