No. l6. CONTENTS. 



VIII. On the Signs exhibited by Animals which mdi'cirte 

 Changes of the Weather, with Remarks on other Prognofti- 

 cations. Py M. Toaldo - - - Page 367 



IX. On the Effcas of Oil in Cafes of the Bite of Serpents; 

 republiflicd from, the Charleltown (South-Carolina) City 

 Gazette -> - " - "" - ;•-"•-. 375 



•X. Thojightsoja Drafnefs ; with a new Mode of making 

 Deaf People hear. Written 1 ^th December 1798, by 

 D. Whyte, M. D. - ' - - - 37S 



XI. On the Afl'aying of Ores by Fufion. By Mr, David 

 MusHET of the Clyde Iron Works, XommMnicated-b^ the 

 Author -- - - -- S^*' 



Xil. On the Comparative Height of the Mountains of the 

 Earth, the Moon, and Venus - ■ - - 393 



XII i*l; Defcriptioii and Ufe of a new Portable Inftrument 

 for afcertaim'ng the Comparative 'Strength of Gun-Powder. 

 By C. Regnier - ^^- .- - - - 394 



.XIV. Accourit o£a Red:Subftance obferved on the Surface 

 of a Fi(h-Pond in Norway. By Profeffor H. St^qm 397 



■■ XV. ObfcrVations on the fingular Sagacity of the Rock or 

 Ice Fox , - - - - - - 402 



XVI. A.n Account of Mr. Brown's Travels through 

 Egypt and Syria, &c. - r , f - ^ " 4° J 



XVII. On the Difappearance of Swallows in Autumn; 

 in a Letter from Mr. Peter Cole to Dr. Mitchill, dated 

 New-York, September 25, 1798 - - - 4r4 



XVIII. Meteorological Obfervations made at Padua in the 

 Month of June 1783, with a Diflertation on the extraordinary 

 iFog- which prevailed about that time. By M, Toaldo 417" 



XIX. Obfervations on Pumice Stone, and the Haces where 

 found. By ProfclTor Beckmann - . - 423 



iXX. Eighth Communication from Dr. Thornton, Phy- 

 fipian to. the General Difpenfary, relative to Pneumatfc Mt-' 

 dicine - ". * * " * , 4^9 



Intelligence and Miscellaneous Ahticles. 



American Philofophical Socicty.~Amcrican Entomology. 

 — ^Tirc-b-ill. — Comet. 



rKISTKD liY J. DAVIS, CHANCERY LANE. 



. CHEMICAL LECTURES. 



A . pnd C. R. AIKIN will refume Iheir Evening Coiirfe of 

 LECTURES on CHEMISTRY, with its application to Arts 

 and ]\lanufaftures, in the Middle i.-f November next. 



Their Morning Courfe will commence later in the Year. 



Further particulars may be known by applying to Mr*C. R« 

 .AttciN, Sutgeon, No. 4, B::gad-ftrcct Buildings. 



