340 



PROCEEDINGS OF THE AMERICAN ACADEMY. 



A slightly different form of mounting was employed for speci- 

 mens A, B, C, and D. These specimens, which were cut from 



TABLE VIII. 



Thermoelectromotive Force of the Copper-Molybdenite 

 Couple E, the Cold Junction being kept at Zero. 



two different large crystals of molybdenite, were each 1 cm. wide, 

 5 cm. long, and from -5 to 1 mm. thick, and were mounted in 



