42 KEMAEKABLE EEEOES SHOWN BT THEEMOMETEES. 



C. 



Eeadings of Minimum Thermometers on the grass corrected for 



index errors.* 



Date. 



1 



Difference 

 1-2. 



2 



3 



Difference 

 3-2. 



May 26 



42*0 



0*3 



42-3 



46-9 



4*9 



» 27 



557 



3"2 



52-5 



53"3 



0-8 



» 28 



54*5 



3'5 



5X-0 



55-2 



4-2 



» 29 



51-0 



3*3 



477 



51-9 



4-2 



» 30 



52-0 



3'i 



48-9 



53-2 



4*3 



» 31 



46-5 



3'4 



43-1 



47-6 



4'5 



June I 



37-5 



3'4 



34-1 



387 



4-6 



„ 2 



39'5 



2'9 



36-6 



407 



4*1 



» 3 



37*3 



3'5 



33-8 



387 



4-9 



» 4 



37-5 



3'2 



34'3 



38-8 



4'5 



» 5 



39*9 



3'4 



36-5 



41-3 



4-8 



„ 6 



44-5 



2-6 



41-9 



46-3 



4-4 



» 7 



45 "o 



3'9 



41-1 



45'4 



4-3 



Means 



44-8 



3-0 



41-8 



46-0 



4*2 



* Index errors in each case determined by comparison with the standard in air. 

 No. 1— Glass Thermometer on wooden stand. 

 No. 2 — Glass Thermometer on zinc stand. 

 No. 3— Do. do. 



