80 Scientific Intelligence. 



of which fact this rather thorough compilation will prove of per- 

 manent value. It is much to be regretted that books of this 

 type continue to be published without an index. d. a. k. 



II. Geology and NTatukal Histoky. 



1. Publications of the United States Geological Survey. 

 George Otis Smith, Director. — Recent publications of the U. S. 

 Geological Survey are noted in the following list (continued from 

 p. 406, vol. xxvii) : 



Topographic Atlas. Twenty-eight sheets. 



Folios. — No. 164. Belle Fourche Folio, South Dakota. 

 Description of the Belle Fourche Quadrangle ; hy N. H. Darton 

 and C. C. O'Harra. Pp. 9, columnar section, 4 maps. 



No. 165. Aberdeen-Redfield Folio, South Dakota. North- 

 ville, Aberdeen, Redfield and Byron Quadrangles. Description 

 of Aberdeen-Redfield District ; by J. E. Todd. Pp. 13, 12 maps. 



Bulletins. — No. 373. The Smokeless Combustion of Coal in 

 Boiler Plants with a chapter on Central Heating Plants ; by D. 

 T. Randall and H. W. Weeks. Pp. 188, 40 figures. 



No. 374. Mineral Resources of the Kotsina-Chitina Region, 

 Alaska; by F. II. Moffit and A. G. Maddren. Pp. 103, 10 

 plates, 9 figures. 



Water-Supply Papers. — No. 223. Underground Waters of 

 Southern Maine ; by Frederick G. Clapp, with records of deep 

 wells by W. S. Batley. Pp. 268, 24 plates, 4 figures. 



No. 229. The Disinfection of Sewage and Sewage Filter 

 Effluents, with a chapter on the Putrescibility and Stability of 

 Sewage Effluents : by Earle- Bernard Phelps. Pp. 91, 1 plate. 



No. 230. Surface Water Supply of Nebraska ; by J. C. 

 Stevens. Pp. 251, 6 plates, 5 figures. 



No. 23 J. Geology and Water Resources of the Harvey Basin 

 Region, Oregon ; by Gerald A. Waring. Pp. 93, 5 plates. 



Also advance chapters from Bulletin No. 380. Contributions 

 to Economic Geology, 1908, Part I. 



2. Geological Survey of Canada, R. W. Brock, Director. 

 Department of Mines, Geological Survey Branch. Ottawa, 

 1909. — The following publications have been recently received. 



Summary Report of the Director for the Calendar Year 1908. 

 Pp. 220. This report contains a concise statement of the opera- 

 tions of the Survey for 1908. Some of the subjects discussed are 

 the following : The investigation of coal fields in the Yukon ; of 

 copper and gold deposits on Texada island; of the geology of the 

 southeastern part of Vancouver island ; investigation of the 

 Gowganda district in northern Ontario, which is a promising 

 silver camp, having some features in common with the celebrated 

 Cobalt region (see below). E. R. Fairbault notes that the valua- 

 ble calcium tungstate, scheelite, occurs somewhat abundantly at 

 a number of localities in the Moose river gold district, Halifax 

 countv, N. S. 



