FlELDWORK OF THE GEOLOGICAL SURVEY 323 



of the coming year in the preparation of 

 reports. 



Prof. H. F. Osborn will continue his 

 investigations on vertebrate paleon- 

 tology, and under his supervision special 

 examinations will be made of the stratig- 

 raphy of the Colorado Jurassic by Mr 

 F. B. Loomis, and of the Bridger, 

 Washakie, and Uinta basins, Wyoming, 

 by Mr W. B. Matthew and Mr Walter 

 Granger, for the purpose of determining 

 the exact stratigraphic position of beds 

 from which fossil collections have here- 

 tofore been made. 



Dr F. L. Ransome is at present en- 

 gaged in the preparation of his report 

 on the Globe, Arizona, mining district. 

 Later in the season he will carrj r on areal 

 and economic surveys for the prepara- 

 tion of the Bisbee folio, Arizona, and 

 for a report on the Bisbee mining dis- 

 trict. Dr J. Morgan Clements will be 

 associated with him in this work. 



Dr A. C. Spencer will study the areal 

 and economic geology of the Grand En- 

 campment mining district, Wyoming. 

 He will be assisted by Prof. J. Volney 

 Lewis. 



Mr W. H. Weed will revisit Montana 

 for the purpose of securing additional 

 information required for the completion 

 of his report on the Butte mining dis- 

 trict. 



Mr Bailey Willis will continue the su- 

 pervision of the investigations in areal 

 and stratigraphic geology. He will visit 

 field parties in various parts of the 

 LTnited States, and will investigate the 

 stratigraphy along the eastern base of 

 the Rocky Mountains in Montana and 

 Wyoming. 



The Southwest. — Dr George I. Adams 

 will make an areal and economic survey 

 of the Yellville quadrangle in Arkansas, 

 with special reference to the preparation 

 of a report on the Arkansas lead and 

 zinc district. He will be assisted by 

 Prof. A. H. Purdue and Mr Ernest F. 

 Burchard. 



Dr Geo. H. Girt} - will investigate the 



paleontology and stratigraphy in con- 

 nection with the work of various geolo- 

 gists in Arkansas, Indian Territory, 

 Texas, and elsewhere. 



Mr R. T. Hill will continue his in- 

 vestigation of the economic geology, 

 stratigraphy, physiography, and vul- 

 canism in the Trans-Pecos region of 

 Texas, New Mexico, and Arizona. Dr 

 Girty will be associated with him in 

 this work. 



Mr J. A. Taff will continue his areal 

 and economic surveys in Indian Terri- 

 tory. He will be assisted by Prof . S.W. 

 Beyer and Mr J. W. Beede. 



The Northwest. — Mr N. H. Darton 

 will continue areal surveys in the Black 

 Hills and the Big Horn Mountains, and 

 will complete a reconnoissance of the 

 Great Plains for the preparation of a 

 map showing the geology and water 

 resources of that region. He will be 

 assisted by Mr C. A. Fisher. 



Northern and Eastern States. — Mr 

 M. R. Campbell will continue the super- 

 vision of areal and economic work in 

 New York, Pennsylvania, Ohio, Indi- 

 ana, Kentucky, and West Virginia. 

 He will be assisted by Messrs Charles 

 Butts, Lester H. Woolsey, Ralph W. 

 Stone, and Marcus Goldman in Penn- 

 sylvania, by Mr Myron L. Fuller in 

 New York and Indiana, and by Profs. 

 Geo. H. Ashley and L. C. Glenn in 

 Kentucky. 



Prof. T. Nelson Dale will continue 

 his surveys in western Vermont, and 

 will survey the Slatington quadrangle 

 in eastern Pennsylvania. He will be 

 assisted by Prof. Frederick B. Peck and 

 Mr Fred H. Moffit. 



Prof. B. K. Emerson will continue 

 his investigations on areal and structural 

 geology in Central Massachusetts. 



Prof. J. F. Kemp will complete the 

 fieldwork necessary for the preparation 

 of the Mettawee folio in New York and 

 Vermont. 



Prof. Chas. S. Prosser will continue 

 areal work necessary for the prepara- 



