Ed McDonald Books

Ravencry

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In the second gritty installment of the Raven's Mark series, a bounty hunter faces down the darkest evil.Ryhalt Galharrow is a blackwing--a bounty hunter who seeks out and turns over any man, woman...

Nuts & bolts

By Barry A. Van Deman

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Outlines ways to produce more scientific, more creative, and more presentable science fair projects.

Blackwing

By Ed McDonald

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Ravencry The Raven s Mark Book Two

By Ed McDonald Author

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Ravencry

By Ed McDonald

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La marca del cuervo no 01 03 Blackwing

By Maria Jose Diez Perez, Ed McDonald

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La marca del cuervo no 02 03 Ravencry

By Maria Jose Diez Perez, Ed McDonald

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La marca del cuervo no 03 03 Crowfall

By Maria Jose Diez Perez, Ed McDonald

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Blackwing

By McDonald Ed Fantasy Fiction Author

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“A remarkably assured fantasy debut that mixes of the inventiveness of China Miéville with the fast paced heroics of David Gemmell.”—Anthony Ryan, New York Times bestselling author of The Legion of...

Crowfall

By Ed McDonald

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In the third gritty installment of the Raven's Mark series, Blackwing Captain Ryhalt Galharrow finds that all power comes with a price...A sorcerous cataclysm has hit the Range, the final defensive...

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.