290 N Scientific Intelligence. 



Report on a Traverse through the southern part of the North 

 West Territories from Lac Seul to Cat Lake in 1902 ; by Alfred 

 W. G. Wilson. Pp. 25. 



Memoir No. 4. Geological Reconnaissance along the Line of 

 the National Transcontinental Railway in Western Quebec ; by 

 W. J. Wilson. Pp. 56 ; 5 plates, 1 map. 



No. 9-E. Bighorn Coal Basin, Alberta ; by G. S. Malloch. 

 Pp. 66 ; with one map. 



No. 10. An Instrumental Survey of the Shorelines of the 

 Extinct Lakes Algonquin and Nipissing in Southwestern Ontario; 

 by J. W. Goldthwait. Pp. 57 ; 4 plates, 4 maps. 



No. 11 — T. Triangulation and Spirit Leveling of Vancouver 

 Island, B. C, 1909 ; by R. H. Chapman. Pp. 31, with one map. 



No. 15 — P. On a Trenton Echinoderm Fauna at Kirkfield, 

 Ontario ; by Frank Springer. Pp. 68 ; 5 plates, 3 figures. 



No. 16 — E. The Clay and Shale Deposits of Nova Scotia and 

 Portions of New Brunswick ; by Heinrich Ries, assisted by 

 Joseph Keele. Pp. 155 ; 32 plates, 16 figures. 



Also several geological maps of Lake Timiskaming, etc. 



(2) In the Mines Branch, A. P. Low, Deputy Minister, 

 Eugene Haanel, Director, the following : 



Summary Report of the Mines Branch for the calendar year 

 ending December 31, 1910. Pp. ix, 243 ; 16 plates, 1 figure, 

 1 map. 



Special Reports on the following : Gypsum Deposits of the 

 Maritime Provinces ; by William F. Jennison. Pp. 171, with 

 36 plates, 19 figures, and 3 maps. 



On the Molybdenum Ores of Canada ; by T. L. Walker. Pp. 

 64, with 14 plates and 10 figures. 



Western Portion of Torbrook Iron Ore Deposits, Nova Scotia; 

 by How t ells Fechette. Pp. 13 ; 4 plates, 1 map. 



Also Reports for 1910, by John McLeish, Chief of the Division 

 of Mineral Resources and Statistics. The Production of Cement, 

 Lime, Clay Products, Stone, and other Structural Materials. Pp. 

 60. The Production of Iron and Steel. Pp. 38. The Production 

 of Coal and Coke. Pp. 31. A General Summary of the Mineral 

 Production of Canada during the calendar year 1910. Pp. 37. 

 The total value of all products for 1910 is given as nearly 107 

 million dollars, having increased from 64 millions in 1900, 17 mil- 

 lions in 1890, and 10 millions in 1886. 



8. On the present distribution and origin of the calcareous 

 concretions in coal seams, known as " coal balls " / by M. C. 

 Stopes and D. M. S. Watson. Phil. Trans. Royal Soc. London, 

 Ser. B, vol. cc, pp. 167-218, pis. 17-19, 1907.— This very inter- 

 esting paper shows conclusively that the coal balls found in thin 

 coal beds of the "Lower Coal Measures" in Lancashire, York- 

 shire and Cheshire, England, Avere formed in situ. The general 

 conclusions of the authors are as follows : 



" Groves of large trees with smaller herbs and ferns finding 

 place between and around their stems grew in the flat swampy 



