Barker, Gray Books

The Silver Bridge: The Classic Mothman Tale

By Andrew Colvin, Allen Greenfield, Gray Barker, James Moseley, Colvin, Andrew, Moseley, James, Barker, Gray

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Written in 1970 by West Virginia Ufologist Gray Barker, The Silver Bridge was the first book ever written on the mysterious Mothman creature, and still one of the best. Barker was the first researc...

They Knew Too Much About Flying Saucers

By Gray Barker, Barker, Gray

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Paperback: 256 pages Publisher: Illuminet Press (June 1, 1997) Language: English ISBN-10: 1881532100 ISBN-13: 978-1881532101 Product Dimensions: 8.4 x 5.5 x 0.2 inches

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.