-.:..- 



: r 





1 



fur fifUta years at ItomUy wa* less than a 

 degree bel.w that in Cevlon. Tim station bavin* 



' 

 IsTarentqUA- 



bad* temperature. 



\ -.,-. 



ii h |.|Tr to br 

 itoba. as b nstjajly 

 in 





the lowest rvlati 



n i I hut in 





has for many year* 

 <<lani|st station Ksq 

 ure in the sun. 177*. was at 

 est on grass was-? 

 tem|*erature not being reg- 

 The create* rainfall. 101-fc 

 \ Ceylon, and the leat 



,e. at Adelaide. The 

 ud was at Ka. luimalt. slightly 

 The clearest day was at 



-h Association by 



of daily tern- 

 Boteorologtcal etaffrfif- of 



i!h Siaftad : iT.r.r, . M.r: .-. 



- 



sssswni m 



inntries. while UM rast of the continent i in th. 

 western region. Small irregularities, such as sec- 

 ondary maxima and tniniina. are reproduced in 

 all the curves for place* in the same region, and 



servo t >h"V that the t mix- rat ures are determined 



form of constant-volume air thcrtnom- 

 total pn-.-ur . and 



may be graduated in degreea of tem|M>ratur. em- 

 ployed by Mr. .1 Murray, an arrangement 

 reby the pressure of the atmosphere 

 u adjustment of an auxiliary 

 rrserv..ir < ' The total pressure of the air. 

 an-l h.n.. th. tem|icrature. are measured directly 

 by the height of a column of mercury. A barom- 

 i vacuum at the top b connected 

 the bent stem of the air tulx> and the stem b 

 e form to the mercury 



'he i urnul 

 than a mile, l-ut the 



. 



region. The averag 

 cloud, b only tJOO 



' !. i! 



' 



miles an 



entire ai 

 level. m 



and that 



The 

 fn 



th 



ban almost contim 



The barometer tube is graduated in 

 degTMB of temperature by di 

 prewun- f.-r th.- temperatnn f : . ss4 



v. To make an ob- 



arrvation ,,f temperature UM mtr in is d Htod 

 mark fixed on the bulb stem by raising or 



. and the prr^ 

 v the heiirht ..f th. 



n the barometer tulw over the mark in the 

 be air l-iill'. Hy dosing a stopcock be- 



pressure gauge and the reservoir 

 bulb ami the gauge may be completely cut off 

 mal pressure. 



general that nnticyeloole 

 lurinj* tin- wintrr are likely to be 



exceptional cold : but the observations 



r.W.H. Dines have led him. so far as Kng- 



hod is concerned, to the opposite conclusion, and 



he always expects a frost to break up as soon as the 



barometer vts murh above 80 inches. A com- 



the tabulated barometer heights for all 



>ld periods during the three winter months of 



went to confirm this view. 



use at Blue Hill Observatory. 



' 



.'v'r.f 



part of the Gmn 

 On UM bank itself. asptdsJIy on 

 side. UM freq^ncy of fog b much W 



waatsm 



water b 



than 



to the same 



!>rSchn<t has also a^ 

 i of the currents of the banks, and finds the 

 t.'.ar MM i, tfStaaai kwi I , 

 . , ' j" i 



ast of wO* wwt : that the Labradcr 

 iMai UK i -..-. 



. ing to do with the -cold 



: that on the Grand Bank itself there b prac- 

 tically no current : and that the positions of the 

 warm and cold sfnaini are irregular movements 



