Adler Planetarium Astronomy Museum. Books

Western astrolabes

By Roderick Webster, Adler Planetarium Astronomy Museum.

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"The Adler Planetarium & Astronomy Museum in Chicago is home to one of the world's three or four great collections of astrolabes. In this volume Roderick and Marjorie Webster, Adler Curators Emerit...

Eastern Astrolabes

By Sara Schechner, David Edwin Pingree, Bruce Chandler, Adler Planetarium Astronomy Museum.

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Eastern astrolabes from the Adler's collection are described in detail with numerous illustrations.

Telescopes

By Adler Planetarium Astronomy Museum.

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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.