TABLES 239-241 . 235 



GAS, MERCURY, ALCOHOL, TOLUOL, PETROLETHER, PENTANE, AND 

 PLATINUM-RESISTANCE THERMOMETERS. 



TABLE 239. t^ t u (Hydrogen-Mercury). 



* Schlosser, Zt. Instrkde. ax, 1901. 



t Chappuis, Trav. et me"m. du Bur. Intern, des Poids et Mes. 6, 1888. 



TABLE 240 Comparison of Air and High Temperature Mercury Thermometers. 



Comparison of the air thermometer with the high temperature mercury thermometer, filled under 



pressure and made of 59 m glass. 



Mahlke, Wied. Ann. 1894. 



TABLE 241. Comparison o! Hydrogen and Other Thermometers. 



Comparison of the hydrogen thermometer with the toluol, alcohol, petrolether, and pentane ther- 

 mometers (verre dur). 



* Chappuis, Arch. sc. phys. (3) 18, 1892. t Holborn, Ann. d. Phys. (4) 6, 1901. t Rothe, unpublished. 



All compiled from Landolt-Bornstein-Meyerhoffer's Physikalisch-chemische Tabellen. 

 SMITHSONIAN TABLES. 



