246 



Tables 272-274. 



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



THERMOMETERS. 



TABLE 272. — tH— tji (Hydrogen-Mercury). 



* Schlosser, Zt. Instrkde. 3i, 1901. 



t Chappuis, Trav. et mem. du Bur. Intern, des Poids et Mes. 6, 18 



TABLE 273. — Comparison of Air and Hlgli Temperature Mercury Thermometers. 



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



pressure and made of 59'" glass. 



Mahlke, Wied. Ann. 1894. 



TABLE 274. — Comparison ol 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 t Rothe, unpublished.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. 



