Andrew J. Offutt Books

Cosmic Laughter; Science Fiction For The Fun Of It

By Damon Knight, Ben Bova, Joe Haldeman, Norman Spinrad, Henry Kuttner, Andrew J. Offutt, Alfred Bester, Terry Carr, Thomas N. Scortia, Joe W. Haldeman, Ben Bova, Norman Spinrad, Terry Carr, Alfred Bester, Damon Knight, Thomas N. Scortia, Andrew J. Offutt, Henry Kuttner

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Improbable people and zany machines are introduced in this collection of nine lighthearted talesix • Introduction (Cosmic Laughter) • essay by Joe Haldeman1 • A Slight Miscalculation • (1971) • sho...

Stellar short novels

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My Lord Barbarian

By Andrew J Offutt

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Analog's lighter side

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Messenger of Zhuvastou

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The Castle Keeps

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Conan the Mercenary

By Andrew J. Offutt

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Conan and the sorcerer

By Andrew J Offutt

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Elsewhere

By Terri Windling, Terry Windling, Mark Alan Arnold

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Sign of the Moonbow

By Robert E. Howard

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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.