File:Vintage Radio Shack "Astro" Astrological Computer-Calculator, Model EC-312, Catalog No. 65-801, Made in Taiwan, Circa 1970s (12089184283).jpg - Wikimedia Commons
Un calculator astronomic din Grecia Antică ar fi fost folosit şi pentru prezicerea viitorului
Practical Astronomy with your Calculator: Duffett-Smith, Peter: 9780521356992: Amazon.com: Books
Decoding the ancient Greek astronomical calculator known as the Antikythera Mechanism | Nature
Astronomy Labs | Susannah Lomant
Astrolabe is an elaborate inclinometer and can be considered an analog calculator capable of working out several kinds of problems in astronomy Stock Photo - Alamy
Download Astronomy CCD Calculator 4.8
A 2,000 Year Old Greek Geared Calculator For Astronomy | Fine Art Conservation Laboratories (FACL, Inc.)