142 



SCIENCE. 



[N. S. Vol. XVI. No. 395. 



rangle, California, and make a reconnais- 

 sance of the Klamath Mountains. He will 

 be assisted by Dr. Geo. B. Richardson. 



Mr. Geo. H. Eldridge, who has recently 

 completed a study of the oil fields of Cali- 

 fornia, will devote the coming year to the 

 preparation of a report on this subject, 

 and on the phosphate deposits of Florida. 



Professor B. K. Emerson will continue 

 his investigations on the areal and struc- 

 tural geology in central Massachusetts. 



Mr. S. F. Emmons will continue the su- 

 pervision of investigations in the Division 

 of Sletalliferous Minerals, visiting various 

 mining regions in the West for the pur- 

 pose of examining work in progress, and 

 preparing plans for future work. He will 

 be assisted by Dr. J. D. Irving in the com- 

 pletion of work on the Leadville mining 

 district. 



Dr. N. M. Fenneman will continue the 

 investigation of the Boulder oil field, 

 Colorado. 



Mr. G. K. Gilbert does not expect to 

 carry on any field work, but will be en- 

 gaged throughout the year in the prepara- 

 tion of reports. 



Dr. Geo. H. Girty will investigate the 

 paleontology and stratigraphy in connec- 

 tion with the work of various geologists in 

 Arkansas, Indian Territory, Texas, and 

 elsewhere. 



Mr. Arnold Hague will continue the 

 preparation of his monograph on the Yel- 

 lowstone National Park and will visit the 

 Park for the purpose of obtaining neces- 

 sary additional information. 



Dr. C. W. Hayes will continue the super- 

 vision of investigations on non-metallifer- 

 ous economic deposits, and will continue 

 areal Avork in the southern Appalachians. 

 He will be assisted by Mr. W. T. Griswold 

 in the eastern Ohio oil field, and by Mr. 

 Edwin C. Eckel in Alabama and Georgia. 



Mr. Robert T. Hill will continue his 



investigation of the economic geology, 

 stratigraphy, physiography and vulcanism 

 in the trans-Pecos region of Texas, New 

 Mexico and Arizona. Dr. Girty will be 

 associated with him in this work. 



Dr. T. A. Jaggar will complete the 

 areal work necessary for the preparation 

 of the Boston Folio, and will prepare a 

 report on the Bradshaw district, Arizona. 

 He will be assisted by Dr. Chas. Palache 

 and Mr. Laurence La Forge. 



Mr. Arthur Keith will continue areal, 

 structural and economic surveys in the 

 southern Appalachians. He will be as- 

 sisted by Mr. H. S. Gale. 



Professor J. F. Kemp will complete the 

 field work necessary for the preparation of 

 the Mettawee folio in New York and Ver- 

 mont. 



Professor Wilbur C. Knight will con- 

 tinue the areal and economic surveys neces- 

 sary for the completion of the Laramie 

 folio, AA^j'oming. 



Dr. F. H. Knowlton will devote the year 

 to the completion of reports on the fossil 

 floras of the Puget and Laramie forma- 

 tions. 



Mr. Waldemar Lindgren has recently 

 returned from a winter field season in 

 Arizona, and will spend the greater part 

 of the coming year in the preparation of 

 reports. 



Professor H. F. Osborn will continue 

 his investigations on vertebrate paleontol- 

 ogy, and under his supervision special ex- 

 aminations will be made of the stratig- 

 raphy of the Colorado Jiirassic, by F. 

 B. Loomis, and of the Bridger, Washakie 

 and Uinta Basins, Wyoming, by W. B. 

 Matthew and Walter Granger, for the pur- 

 pose of determining the exact stratigraphic 

 positions of beds from which fossil collec- 

 tions have heretofore been made. 



Professor Chas. S. Prosser will continue 

 areal work necessary for the preparation 



