Michael Cassutt Books

Who's Who in Space

By Michael Cassutt

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Whos Who In Space the International Spac

By Michael Cassutt

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Deke ! U.S. Manned Space From Mercury to the Shuttle

By Donald K. Slayton, Michael Cassutt, Deke Slayton

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Deke's autobiography was completed after his death (June 13, 1993) with added materials in the form of reminiscences by his friends Joseph Allen, Dr Charles Berry, Eugene Cernan, Dr William Douglas...

Deke! U.S. Manned Space: From Mercury To the Shuttle

By Donald K. Slayton, Michael Cassutt

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Missing man

By Michael Cassutt

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Red moon

By Michael Cassutt

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Heaven's War

By David S. Goyer, Michael Cassutt

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Heaven's Shadow

By David S. Goyer

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Heaven s Fall

By Michael Cassutt

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Heaven's War

By David S. Goyer, Michael Cassutt

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The competing teams of astronauts sent to explore the asteroid Keanu discovered it was, in fact, a giant spacecraft with an alien crew carrying a plea for help. A brave new frontier beckons. But it...

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.