VOL. LXIX.3 



PHILOSOPHICAL TRANSACTIONS. 



593 



XXXVI. Extract of a Meteorological Journal for the Year 1778, kept at Bris- 

 tol, by Samuel Farr, M. D. p. 551. 



XXXVlh A Treatise on Rivers and Canals. By Theod. Aug. Mann, Member 

 of the Acad, of Sciences at Brussels, p. 555. 



In the 1st section Mr. Mann enumerates the principal authors who have 

 treated this subject in different ages and countries, in whose works the demon- 

 strations of all the principles he lays down may be found. These are the fol- 

 lowing : viz. 



Sextus Julius Frontinus, de Aquas-ductibus Urbis Romae, cum Notis Poleni, 

 impress. 1722. 



John Baptist Aleoiti, hydrometrician to the duke of Ferrara, and to Pope 

 Clement the 8th. 



* Don Benedict Castelli, Benedictine Abbot, de Mensur^ Aquarum Currentium. 

 J. B. Baratteri, de Architettura d'Acque, lib. 6, Placenza, in folio, 1656. 

 Alexander Beltinzoli, of Cremona. 



Nicolaus Cabeus, in Libris Meteoruin. 

 Galilei Galileo. 



* Joh. Bapt. Baliani, de Motu Liquidorum. 



* Joh. Bapt. Riccioli, Geographiae et Hydrographiae Reform, libro 6, ec. 29 

 et 30. 



* Claude Millet Deschales, de Fontibus et Fluminibus, a prop. 39 usque ad 56. 

 Varenius, General Geography, with Dr. Jurin's and Dr. Shaw's Notes, edit. 



of 1765, vol. I. from page 295 to page 358. 



Dr. Jurin, in the Philos. Trans. N''355, page 748 et seq. 



Mariotte, Traite du Mouvement des Eaux. 



Varignon, Memoires de 1' Academic des Sciences de Paris, pour 1699 et 1703. 



* Sir Isaac Newton, Princip. Mathem. lib. 2, ^ 7> p. 318 et seq. edit. 1726. 



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