Ray Cummings Books

The Snow Girl Tomorrow Creatures of the Ray The Man in the Moon Famous Fantastic Classics 1

By James L. Aton, Ray Cummings, Arthur Leo Zagat, Homer Eon Flint

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Brigands of the Moon

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From the book:Our ship, the space-flyer, Planetara, whose home port was Greater New York, carried mail and passenger traffic to and from both Venus and Mars. Of astronomical necessity, our flights...

Brigands of the Moon Large Print Edition

By Ray Cummings

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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.