Download or read book Cape Astrographic Zones written by Royal Observatory, Cape of Good Hope and published by . This book was released on 1926 with total page 512 pages. Available in PDF, EPUB and Kindle. Book excerpt: At the Congrès astrophotographique internationale, Paris, 1887, it was resolved to chart the whole sky and to include a catalogue; "the zone assigned to the Cape was that contained between declination-400and-520 and involved 1512 areas each 20by 20. cf. Pref.