564 PEOCEEDIXGS OF THE WASHINGTON MEETING 



The following papers were read and discussed : 



CORRELATIOX OF THE JOHX DAY AXD THE MASCALL 

 BY JOHN C. MEREIAM AND W. J. SINCLAIR 



An abstract of the paper is printed in the Journal of Geology, volume 

 xi, pages 95-96. 



VALLEYS OF SOUTH ERy CALIFORXIA 

 BY E. W. HILGARD 



A short abstract is printed in the Journal of Geology, volume xi, 

 page 96. 



POTTER CREEK QUATERXARY BOXE CA VE 

 BY WILLIAM J. SINCLAIR* 



The paper is published in Science, volume 17, May, 1903, pages 708- 

 712. 



The Section then adjourned. 



Session of the Cordilleran Section, Wednesday, December 31 



The Section met at 9.30 o'clock a m in South Hall, Berkele}^ Dr H.W. 

 Fairbanks in the chair. The following papers were read and discussed : 



PHYSIOGRAPHY OF SOUTHERX ARIZOXA AXD XEW MEXICO 

 BY H. W. FAIRBANKS 



An abstract is printed in the Journal of Geology, volume xi, pages 

 97-99. 



SOME GYPSUM DEPOSITS OF XORTH WESTER X NEVADA 

 BY GKOKGE D. LOUDERBACK 



An abstract of the paper is printed in the Journal of Geology, volume 

 XI, page 99. 



PHYSIOGRAPHY AXD GEOLOGY OF THE SISKIYOU RAXGE 

 BY F. M. ANDERSON 



An abstract of the paper is printed in the Journal of Geology, volume 

 xi, page 100. 



The Section then adjourned till 2 o'clock }) m. 



*Pieseute(l Lv J. C. Merriain. 



