1. Some Experiments about Freezing, and the Difference betwixt common fresh-water Ice, and that of Sea-water; also a probable Conjecture about the Original of the Nitre of Ægypt: by Dr. Lister. 2. A letter from Dr. Tur-
bervile of Salisbury, containing ſome conſiderable Obser-
vations in the Practise of Physic. 3. Observations on the Cicindela Volans; by R. Waller Esq. F. of the R. S. 4. A letter from Mr. J. Davis concerning the Wurtemburg Siphon. 5. The Description of a Siphon, made to per-
form all of the Effects exprest to be done by the Wurtemburg Siphon : by Dr. Papin; F. of the R. S. 6. A Catalogue of Experiments drawn up by Sr. W. Petty, prof. of the Phil. Soc. of Dublin; and by him presented to that So-
ciety. 7. A Letter from Mr. F. Beaumont, jun, con-
cerning a new way of Cleaving Rocks. 8. A discourse proving from Experiments, that the larger the wheels of a Coach, &c. are the more easily they are drawn over Stones, &c. lying in the way. 9. An account of a large præter-
naturall Glandulose Substance, found between the Peti-
cardium , and Heart of an Ox. 10. Accounts of three Books; 1. De Origine Fontium per R. Plott. LL.D. Musæi Asbmoleans Oxonix Præpositum, *R.S.S. 2. Medicina septentrionalis Collatitia, Opera Theoph. Boneti. 3 Pechlini Dialogus de Potu Theæ