CASELLA-MILLER DEEP-SEA THERMOMETER. 



891 



Two lioiirs later, tho doors and windows Laving been opened, and 

 steam turned off, the instruments banging from the same peg, bulbs on 

 a level, recorded: No.l, GO©; No. 2, C9o.5 ; No. 3, CQo.S; No. 4 70o- 

 No. 5, 61)0; No. G, 630.5 ; No. 7, G80; No. 8, GJo. ' ' 



Test No. 4:.~Bath of sea -water, G50. 



The instruments were transferred from a cold bath, recording as per 

 column, to a bath of sea- water and recorded. 



51.5 



49 

 lil 

 51.1 



06 



56 

 9.5 



14.5 65 



7 58. 5] 

 8. 5 61. 5' 

 5. 4|58 



65 



60 

 63 

 59.5 



...65 



1.5 61 



165 



i61.3 



1.5 63.5 0.5 63.8 

 1. 5 60 0. 5 60. 8 



... 65 



0.3 61.5 



0. 3:61 



0.8 61.5 



65 



0.261.6 

 0. 2|64. 2 

 0. 7i62 



0.1 



65 



01.7 0.1 



0. 2,04. 5( 0. 3| 64. 61 



0.5162.5 0.5 62.8 



65 

 62.2 

 64.8 

 63. 



65 



62.8 

 64.8 

 63.4 



Nos. G and 7 occupied full eleven minutes to get a correct record, 

 although each was within one degree ; No. C in nine minutes, No. 7 

 in eight. No. 8 was continued four minutes longer in the bath with no 

 change. 



A regular series of baths, each 5o lower than the other, was now 

 begun-the instruments being started from as near to a uniform point 

 as possible. No. G, having been broken, not included in all. 



Test No. b.^Batli of G5o, starting from 09°. 



