Gary L. Blackwood Books

Rough riding reformer

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Presents the life story of our twenty-sixth president, covering his illness-plagued childhood as well as his careers as a rancher, soldier, and political reformer.

Spooky spectres

By Gary L. Blackwood

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Presents true-life accounts of ghosts in such categories as "Short-lived Spectres," "Persistent Phantasms," and "Homemade Spooks."

Long-ago lives

By Gary L. Blackwood

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Examines reincarnation, discussing past lives, age regression through hypnosis, spontaneous memory, false memory, karma, and notable case studies.

Extraordinary events and oddball occurrences

By Gary L. Blackwood

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Discusses the details and possible explanations of mysterious events throughout human history, including strange things falling out of the sky, the teleportation of objects, and unexplained appeara...

Bad Guys

By Gary L. Blackwood

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Debatable deaths

By Gary L. Blackwood

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"Explores the mystery surrounding the deaths of various historical figures: Tutkankhamen, the English Princes in the Tower, Christopher Marlowe, Mozart, Meriwether Lewis, and Amelia Earhart"--Provi...

Enigmatic events

By Gary L. Blackwood

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"Explores several events that have baffled scientists and historians for years, such as the demise of dinosaurs, the "lost colony" of Roanoke, the sinking of the Maine, and the Hindenburg disaster"...

Legends or lies?

By Gary L. Blackwood

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"Describes several legends that have intrigued people for centuries: the lost civilization of Atlantis, the Amazons, King Arthur, St. Brendan, Pope Joan, and El Dorado"--Provided by publisher.

Unsolved History

By Gary L. Blackwood

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Moonshine

By Gary L. Blackwood

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During the Depression, in the Ozarks of Missouri, thirteen-year-old Thad has adventures selling moonshine and fishing with a rich visitor.

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.