432 



Transactions of the South African Philosophical Society. 



Type I. Cdselta JV91470 (Spherical Bulb.) 



Type II Casella JVf 115511 (Cylindrical Bulb.) 



Type III. Jiicks 7Vf 175616 (Jiollow Cylindrical Bulb.) 



Fig. 4. 



Corrections to the Thermometers employed, derived from 

 Comparisons (in Water) with the Kew Standard No. 701. 



Thermometer No. 714. Correction. 



1894 at Kew 0-0° 



1895 at Mauritius -0-02 



1898 „ -0-04 



1901 „ -0-09 



1904 „ -0-11 



Thermometer No. 1,470. Correction. 



1859 at Kew 0*0° 



1879 at Mauritius +0-1 



1889 „ 0-0 



1899 „ 0-0 



1906 „ 0-0 



Thermometer No. 45,535. Correction. 



1894 at Kew 0*0° 



1906 at Mauritius -0-7 



Thermometer No. 41,173. Correction. 



1878 at Kew 0-0° 



1902 at Mauritius +0-3 



Thermometer No. 115,511. Correction. 



1899 at Kew 0-0° 



1900 at Mauritius +0-1 



1901 „ +1-0 



1902 „ +0-7 



