Sybil Downing Books

Ladies of the Goldfield Stock Exchange

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Sybil Downing's Ladies of the Goldfield Stock Exchange follows the success of the first two Women of the West novels, a groundbreaking series that explores the actual lives of women who opened the...

The Vote

By Sybil Downing

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Tom Patterson

By Sybil Downing

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Thomas McDonald Patterson, described by contemporaries as the most prominent figure in Colorado history, achieved a degree of political influence, professional fame, and financial success that make...

Fire in the hole

By Sybil Downing

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The great coalfield war of 1913-1914 culminated in the horrible deaths of twenty-three women, children, and men at the hands of the Colorado State Militia. The facts of the tragedy are well chronic...

Mountain treasures

By Jane Valentine Barker

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Four stories describe life in Colorado's mountain mining camps of Leadville, Caribou, Ouray, and Cripple Creek in the late 1800's.

Happy Harvest Colorado Heritage 2

By Sybil Downing, Jane Valentine Barker, Dian Diggs, Robert F. Wilson

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Mesas to Mountains Colorado Heritage 4

By Sybil Downing, Jane Valentine Barker, Robert F. Wilson

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Magic, mystery, and monsters

By Sybil Downing

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Adventures in the West

By Jane Valentine Barker

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Presents four stories from Colorado's history based on incidents involving Zebulon Pike, Lieutenant Fremont and Kit Carson, Fort Misery, and a stampede of buffalo.

Wagons and Rails Book 9

By Sybil Downing, Jane Valentine Barker

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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.