Geology and Natural History. 407 



Santa Cruz Folio, California. Description of the 

 Santa Cruz Quadrangle; by J. C. Branner, J. F. Newsom and 

 Ralph Arnold. Pp. 11 ; columnar sections, 3 maps, II plates. 



Professional. Papers. — No. 58. The Guadalupian Fauna ; 

 v~George H. Girty. Pp. 651, 31 plates. See p. 413. 



No. 59. Contributions to the Tertiary Paleontology of the 

 Pacific Coast. I. The Miocene of Astoria and Coos Bay, Oregon; 

 by William Hkaley Dall. Pp. 278, 33 plates, 14 figures. 



No. 60. The Interpretation of Topographic Maps ; by Rollin 

 D. Salisbury and Wallace W. Atwood. Pp. 84, 170 plates, 

 34 figures. See p. 265. 



No. 61. Glaciation of the Uinta and Wasatch Mountains ;■ by 

 Wallace W. Atwood. Pp. 96, 15 plates, 24 figures. See p. 

 340. 



No. 63. Economic Geology of the Georgetown Quadrangle 

 (together with the Empire District), Colorado ; by Josiah E. 

 Spurr and George H. Garrey ; with General Geology by 

 Sydney H. Ball. Pp. 422, lxxxvii plates, 155 figures. See 

 p. 408. 



Bulletins. — No. 353. Geology of the Taylorsville Region, 

 California; by J. S. Diller. Pp. 128, 5 plates, 12 figures. See 

 p. 412. 



No. 354. The chief Commercial Granites of Massachusetts, 

 New Hampshire, and Rhode Island ; by T. Nelson Dale. Pp. 

 228, 9 plates, 27 figures. 



No. 356. Geology of the Great Falls Coal Field, Montana ; 

 by Cassius A. Fisher. Pp. 85, 12 plates, 2 figures. 



No. 358. Geology of the Seward Peninsula Tin Deposits, 

 Alaska; by Adolph Knopf. Pp. 769, 20 plates, 7 figures. 



No. 359. Magnetite Deposits of the Cornwall Type in Penn- 

 sylvania; by Arthur C. Spencer. Pp. 102, 20 plates, 21 figures. 



No. 361. Cenozoic Mammal Horizons of Western North 

 America ; by Henry Fairfield Osborn, with Faunal Lists 

 of the Tertiary Mammalia of the West ; by William Diller 

 Matthew. Pp. 138, 3 plates, 15 figures. 



No. 363. Comparative Tests of Run-of-Mine and Briquetted 

 Coal on Locomotives, including Torpedo-Boat Tests and some 

 foreign specifications for briquetted fuel ; by W. F. M. Goss. 

 Pp. 57, 4 plates, 35 figures. 



No. 365. The Fractionation of Crude Petroleum by Capillary 

 Diffusion ; by J. Elliott Gilpin and Marshall P. Cram, under 

 supervision of David T. Day. Pp. 33, 3 figures. 

 . No. 366. Tests of Coal and Briquets as Fuel for House- 

 Heating Boilers ; by D. T. Randall. Pp. 44, 3 plates, 2 figures. 



No. 367. The Significence of Drafts in Steam-Boiler Practice ; 

 by Walter T. Ray and Henry Kreisinger. Pp. 60, 26 figures. 



No. 368. Washing and Coking Tests of Coal at the "Fuel- 

 testing Plant, Denver, Colo., July 1, 1907, to June 30, 1908. By 

 A. W. Belden, G. R. Delamater and J. W. Groves. Pp. 53, 

 2 plates, 3 figures. 



