Fred Espenak Books

Totality: Eclipses of the Sun

By Ken Willcox, Fred Espenak, Mark Littmann

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"Totality: Eclipses of the Sun takes you to eclipses of the past, present, and future, and lets you see - and feel - why people travel to the ends of the Earth to observe them."--BOOK JACKET. "Tota...

Totality: Eclipses of the Sun

By Ken Willcox, Fred Espenak, Mark Littmann

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Totality

By Ken Willcox, Fred Espenak, Mark Littmann, Mark Littmann, Fred Espenak, Ken Willcox

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A total eclipse of the Sun is the most awesome sight in the heavens. Totality takes you to eclipses of the past, present, and future, and lets you see--and feel--why people travel to the ends of...

Fifty Year Canon Solar Eclipses 1986 2035 NASA Reference Publication

By Fred Espenak

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Eclipse Bulletin

By Espenak Fred Anderson Jay

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Eclipse Bulletin

By Fred Espenak, Jay Anderson

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Eclipse Almanac 2061 to 2070 Color Edition

By Fred Espenak

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Totality

By Fred Espenak, Mark Littmann

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Totality: The Great American Eclipses Of 2017 And 2024

By Fred Espenak, Mark Littmann, Mark Littmann And Fred Espenak

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Totality: The Great American Eclipses is a complete guide to the most stunning of celestial sights, total eclipses of the Sun. It focuses on the eclipses of August 21, 2017 and April 8, 2024 that p...

Totality: Eclipses of the Sun

By Mark Littmann

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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.