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Date: 2012-04-01 23:22:30Science Navigation Geodesy Lines of latitude Tropics Astrolabe Armillary sphere Vertical circle Equator Geometry Cartography Celestial coordinate system | ASTRONOMY REPORT How to Construct an Astrolabe, Using Your PC by Christine Craig But considere wel, that I ne usurpeAdd to Reading ListSource URL: 21stcenturysciencetech.comDownload Document from Source WebsiteFile Size: 2,49 MBShare Document on Facebook |