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true, that there is some kind of Libration of the Moon's body, so that we have not precisely just the same part of it looking towards us; (as is evident by Hevelius observations, and others;) yet is there no Revolution upon its Axis; the same part of it, with very little alteration, always respecting us, as is to be seen in Hevelius his Treatise de Motu Lunæ Libratorio; and, indeed, by all those who have written particularly of the spots in the Moon; and is universally known to all that have with any curiosity viewed it with Telescopes.
1. Of the Origine of Forms and Qualities, deduced from Mechanical Principles; by the Honorable Robert Boyle Esq.
2. Hydrostatical Paradoxes, by the same Both in English.
3. A Tract of the Origine of the Nile, by Monsieur Isaac Vossius, opposed to that of Monsieur de la Chambre, who is maintaining, That Niter is the principal cause of the Inundation of that River.
4. A Dissertation of Vipers, by Signor Redi, an Italian.
5. A Discourse of the Anatomy of a Lyon, by the same.
6. Another De Figuris Salium, by the same.
7 A Narration of the Establishment of the Lyncei, an Italian Academy, and of their Design and Statutes: the Prince Cesi being the Head of them, who did also intend to establish such Philosophical Societies in all parts of the World, and particularly in Africa and America, to be by that means well informed of what considerable productions of Nature were to be found in those parts. The Author yet Anonymus.
8. To these I shall add, a Book newly Printed in Oxford (and not yet dispersed) being, A Catalogue of Fixed Stars with their Longitudes, Latitudes, and Magnitudes, according to the Observations of Uleg-Beig (a King, and famous Asronomer, who was Great-Grand-childe to the famous Tamer-
