CONTENTS 



Page 

 Meteorology. — ^Evaporation in the great plains and intermountain districts 



as influenced by the haze of 1912. Lyman J. Briggs and J. O. Belz ... 381 

 Radiotelegraphy. — ^A crystal contact disturbance preventer for Radiotele- 



graphic Receiving. L. W. Austin .' 386 



Geophysics. — Data on the intrusion temperature of the palisade diabase. 



R. B. Sosman and H. E. Merwin 389 



Physics. — An electrical goniometer furnace for the measurement of crystal 



angles and of refractive indices at high temperatures. Fred Eugene 



Wright 396 



Abstracts* 



Astronomy 402 



Geodesy : 402 



Geology 403 



Entomology • 404 



