]8T 



obtaiiu'd, having a constant melting point of 207°. It is soluble in chloro- 

 form, slightly soluble in ligroin, and insoluble in ether. 

 Calculated as C,,H. ^04. Found. 



C 78.00 " 77.62 



H 6.00 6.13 



The acetate and oxim have been prepared, but as yet no analyses have 

 been made, but the physical properties determined correspond very closely 

 witli those of the other ^ ^-keto-R-hexene derivatives which I have pre- 

 pared. 



An investigation of tlie reaction of anisoin witli cuminalacetone, piper- 

 onylenacetoue and anisylidejiacetoue is being carried on. 



Geology of the Jemez- Albuquerque Reihon, N. M. 

 Alberi B. Reagan. 



(Abstract.) 



(Original published by the American Geologist. Illustrations used by permission of that 



Publiching Company.) 



GENERAL DESCRIPTION. 



The Jemez-Albuquerque Region describetl in this paper, is in north- 

 western New Mexico betAveen longitude 100.° 20' and 107° W. and latitude 

 35° and 36° N. Roughly speaking, it is a triangle with its apex toward 

 the south. It is bounded on the southeast by the San Dia Mountains, on 

 the southwest by the Rio Puerco. and on the north by the upper plateau 

 of the Jemez Mountains. Its principal river is the Rio Grande, and its 

 commercial center is Albuquerque. The Santa Fe Railroad enters the 

 region at the northeast, near Thornton, and passes through it. just to the 

 east of the Rio Grande to Albu(iuerque. At this point the road branches, 

 one branch of the system going to El Paso. Texas, the other, the Atlantic 

 and Pacific, to California and the Paoitic coast. 



GENERAL SI^RVEY. 



This section. ;is a whole, is one vast desert area, sparsely covered with 

 grass, piuout'S. red cedar, sage brush and cactus, except in the valleys 

 where tliere is sufHcient water for irrigation. In these valleys corn, wheat, 

 fruit and licans ai'c raised l»v tlie natives and Mexicans. To consider the 



