376 /Scientific Intelligence. 



Similar considerations apply to the molecules of A'. The 

 relation between the temperature and the equilibrium constant 

 then follows immediately from 



K '——L 



— 7, • 



6. On a Method for the Observation of Coronas • by C. 

 Barus. — The following corrections are called for in the above 

 article, as printed in the September number (pp. 277-281). 



§3, line 17 ; for •00002 cm read -0002 cm . 



§4, line 16; for (2-UX/cF read (2-UX/d)\ 



§5, lines 15, 16, 30, 34 ; for a read "varies as." 



§5, line 16 ; for ■Y2\/l 7 S r R 2 read -12S/ Vl + S* / H\ 



§5, line 61 ; for o s read s s , 



§5, line 13 ; for tan read tan 0. 



II. Geology. 



1. United States Geological Survey. — Recent publications of 

 the U. S. Geological Survey are included in the following list 

 (continued from p. 83) : 



Folio, No. 150. Devils Tower Folio, Wyoming ; by N H. 

 Darton and C. C. O'Harra. Pp. 9, with 5 charts. 



Professional Paper, No. 53. Geology and Water Resources 

 of the Bighorn Basin, Wyoming ; by Cassius A. Fisher. Pp. 

 72, with 16 plates and 1 figure. 



Bulletins. — No. 300. Economic Geology of the Amity 

 Quadrangle, Eastern Washington County, Pennsylvania; by 

 Frederick G. Clapp. Pp. 145, with 8 plates and 7 figures. 



No. 304. Oil and Gas Fields of Green County, Pa. ; by Ralph 

 W. Stone and F. G. Clapp. Pp. 110, with 3 plates and 17 

 figures. 



No. 308. A Geologic Reconnaissance in Southwestern Nevada 

 and Eastern California; by Sydney, H. Ball. Pp. 218, with 3 

 jDlates and 17 figures. 



No. 311. The Green Schists and associated Granites and 

 Porphyries of Rhode Island ; by B. K. Emerson and Joseph H. 

 Perry. Pp. 74, with 2 plates and 6 figures. 



No. 312. The Interaction between Minerals and Water Solu- 

 tions, with Special Reference to Geologic Phenomena ; by 

 Eugene C. Sullivan. Pp. 69. 



No. 317. Preliminary Report on the Santa Maria Oil District, 

 Santa Barbara County, California ; by Ralph Arnold and 

 Robert Anderson. Pp. 69, with 2 plates and one figure. 



No. 318. Geolog.y of Oil and Gas Fields in Steubenville, 

 Burgettstown and Claysville Quadrangles, Ohio, West Virginia 

 and Pennsylvania; by VV. T. Griswold and M. J. Munn. Pp. 

 196, with 13 plates. 



No. 320. The Downtown District of Leadville, Colorado ; by 



