454 CATALOGUE. METEOROLOGY, EVAPORATION. 



Mean Height of the Barometer, from Erxle- only isa; millions. But the experiment c„ evaporation 

 ivican 111.1^,111. ui iiii. . ^^^ ^^^^ ^^ ^ ^^_.j^^^ j^g ^^j,,l for jhe comparison. 



ben and others. ,. » tj iv ou; 



Lanire. A. r. JA.3I5. 



Height once observed at Middlewich.Manch. M. V. 31.00 Hawksbee on the absorption of air by water. 



Greatest observed height. Shuckb. - - 30-957 Ph. tr. 1707. XXV. 2412. 



Upsal- - - " l°'\l Leibnitz and others on vapours. M.Berol, 



^.Carolina - - * 30.09 ^ it ■■ o^ 



Mean level of the sea. Fleuriau - - 30.095 ] 7 10. 1. 123. Op. II. U. 82. 



Atlantic. Burckhardt - - " 3o°9 Dcsaguliers on the rise of vapours. Ph. tr. 



Mediterranean. Burckhardt ^ - 30"* 1729. XXXVI. 6. 



Mean in England and in Italy. Shuckb. - 30.04 ^^^^^ ^^^ specific gravity of steam ^feo f™™ observations 



Mean level of the sea, as usually estimated - 30.00 ^y jjeighton and himself: or ^yW from Nieuwentwy t's ex- , 



Tort St. George - - " 30.00 p„iments on the eolipilc: hence infers, that vapour in sura- 



Columbo. Ph. M. X. - - - 29.98 mej heat should be about 5J55 as dense as water, and should 



Dover - - " ^°^° therefore float in air. But from his own experiments, the 



London. R. S. - - ■ ^S'^' specific gravity should be above five times as great. Repcr- 



«1 feet above the level of low water. The mean of ^^^^ ^^ ^^^^^ 



any yea. scarcely differing 0.5. DesaQuherS. Ph. tr. 1742. XLII. 140. 



- - , - • - 29. SI -^ 



Leyaen . - - Thinks, that vapour maybe raised by an electric attraction 



Kendal - - - ' - - 29.80 



in the air. 

 Padua ^^-^^ TT I ir c^ ^ 



Manama =9 80 Hales. Veg. Stat. 



„ ^ „ . .>n 60 Makes the annual evaporation from the earth in England 



Porto bello . . - - - ^y.ou 



... _ on. 7 4 clinches. 



Liverpool - - -" ' * "i „ i • 1 • 



Turin . . . - - 29.62 NoUet on the vapour found m the air pump. 



Petersburg - • - " 29.57 A. P. 1740. 243. 



Gottingen - - - " ^^•^'' Wallerius and Ericson's experiments. Schw. 



^"'" - ' ' ' '"'" Abh. 1740. 27. 1746. 3, 153. 1747. 235, 



Bile '*•** 



Nuremberg - - - - "'"^ 272. 



Zurich - - - - 28.29 Kratzemtein von diinsten und dampten. 8. 



Clausthal - - - - 27-89 j^^^jj^^ j^^^^ 



t^hur - - - " '^'•^* Kra/f? de vapoium generatione. 4f Tubing. 



M.St.Gothard - . - - 23.0s -if * 



a ■, - - - 21-37 1745. 



Eichmann. C. Petr. XIV. 273. N. C. Petr. 



, • 7 T- 4- I- 198. II. 121. 



Atmospherical ±.VapOratlOn, or Thinks the evaporation nearly proportionate to the tem- 



' Ilygrology. perature. 



Leroy on the suspension of water. A. P. 1751. 

 Simple Evaporation. See Effects of Heat. 48 1. 



Halley on the evaporation of the sea. Ph. tr. Eeles. Ph. tr. 1755. 124. 



1686 XVI. 368. Against the existence of vesicular vapour ; in favour of 



Halley on the evaporation in 1693. Ph. tr. electrical atmospheres. 



1694 XVIII 183 Franklin's observations, read 1756.Ph.tr. 



In a place not exposed, 8 inches. Calculates, that the 1765.182. 



evaix>ration of the Mediterranean in a summer's day, is Thinks that either water or dust may be supported in the 



i280 million tuns, and that the 9 principal rivers furnish air by adhesion: that evaporation is a solutum in air. 



