1307507
9781852336288
Patrick Moore's Caldwell Catalogue added 109 objects to those in Messier's catalogue, providing some fascinating new deep-sky challenges for amateur astronomers. This complete guide to the Caldwell objects includes a fold-out all-sky map.Ratledge, David is the author of 'Observing the Caldwell Objects' with ISBN 9781852336288 and ISBN 1852336285.
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