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This copy, in rebacked panelled calf of the period, sold at £10,000, while another seen in a May 24-25 Hamburg sale held by Ketterer Kunst, a good copy in modern morocco with a specimen of Neil Armstrong's signature mounted on the flyleaf, made €19,000 (£13,380).

(A future Shirburn Castle science sale will include a very rare account of the fire that destroyed Hevelius's observatory and work).