Observations made by Mr. Hook, of some spots in the sun, return'd after they had passed over the Upper Hemisphere of the sun which is hid from us, ascording as was predicted. In: Philosophical Transactions, Nr. 77, (London) 1671. Mit 1 kl. Textholzschn. S. 2295-3001. Geheftet. [...]
(Verschiedene Gebiete - Varia, Astronomie)