L. Waldo— Papers on Thermometry. 227 
bines great stiffness with elegance of form. Any displacement 
of the scale and all slipping or bending of the capillary tube 
is prevented, and it is possible for the 
outside tube, the capillary tube and the 
scale, each to expand independently of 
either of the others. The normal ther- , 
mometers made by Fuess which Professor @]/ 
Wild of St. Petersburg describes* ‘as the | 
best’ which he has ‘up to this time become ff 
acquainted with,’ were made according toy 
this construction, which is protected by | 
patent (D. R.—P. No. 389).” 
edge of the cup is deeply indented in two | 
diametrically opposite places, so that the | 
two indentations offer a sure bed for the 
specimens of the glass-blower’s skill, and 
os credit upon the artist who made them. They possess 
€ great conveniences of this form of mounting, in being 
Bericht tiber Art. 10 des Programmes der zweiten internationalen Meteorolo- 
8,8. 8, The remark there made that 
3, ? 
to Mr. Pernet’s designs 
wry of the following st ent derived from his own recollection. 
the — nd of the year 1876 there had a rivalry arisen between the members of 
— Kommission an mechanics who made the last thermom- 
connection with the studies in thermometry which the 
had made in the autumn of 1876 at the South Kensington exhibition and 
