| http://www.w3.org/ns/prov#value | - These and similar surveys in both south and north have been digitised by plate-scanning machines ??? the APM (Automatic Plate Measuring Machine, now decommissioned) at Cambridge University and COSMOS and its successor SuperCOSMOS at the Royal Observatory, Edinburgh, whose outputs are catalogues of celestial objects categorised by position, brightness and shape (star or various kinds of galaxy) .
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