Dr. W. Patrick McCray Books

Giant Telescopes: Astronomical Ambition And The Promise Of Technology

By W. Patrick McCray, Patrick MCCRAY, Dr. W. Patrick McCray, Patrick McCray, (W. Patrick)

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Every night, astronomers use a new generation of giant telescopes at observatories around the world to study phenomena at the forefront of science. By focusing on the history of the Gemini Observat...

The Visioneers: How A Group Of Elite Scientists Pursued Space Colonies, Nanotechnologies, And A Limitless Future

By W. Patrick McCray, Dr. W. Patrick McCray, McCray, Patrick (W. Patrick)

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xii, 351 p. : 24 cm;"In 1969, Princeton physicist Gerard O'Neill began looking outward to space colonies as the new frontier for humanity's expansion. A decade later, Eric Drexler, an MIT-trained e...

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.