758 THE JOURNAL OF GEOLOGY. 



Pennsylvania — J. P. Lesley, State Geologist. 



Geological Maps of the State and of Schuylkill, Carbon, Huntington, 

 Dauphin, Lebanon, Bucks, and Montgomery Counties, and of the 

 Bituminous Collieries. 

 Topographical Maps of the Blue Mountain at Port Clinton, in two 

 sheets ; the South Mountain District, three sheets ; and of Buck and 

 Montgomery Counties. 

 South Australia. 



Annual Report of the Government Geologist, for year ending June 30, 

 1894, with Maps. 26 pp., 3 Plates. 

 —King, F. H. 



Destructive Effects of Winds on Sandy Soils and Light, Sandy Loams, 

 with Methods of Protection. Illustrated. 29 pp. — From Agricultural 

 Bulletin, No. 42, University of Wisconsin. 

 — Meeriam, J. C. 



Ueber die Pythonomorphen der Kansas Kreide. 39 pp., 4 Plates. 

 — Russell, Israel C. 



Alaska — Its Physical Geography. 20 pp. and Map. — From Scottish 

 Geog. Mag., Vol. 10, August, 1894. 

 — Scudder, Samuel H. 



The Effect of Glaciation, and of the Glacial Period, on the past Fauna of 

 North America. 8 pp. — From Am. Jour. Sci., Vol. 48, Sept., 1894. 

 — Thwaites, Reuben Gold. 



Early Lead Mining in Illinois and Wisconsin. 6 pp. — From An. Rep. 

 Am. Historical Association, 1893. 

 — Ward, Lester F. 



Recent Discoveries of Cycadean Trunks in the Potomac Formations of 

 Maryland. 9 pp. — From Bull, of Torrey Botanical Club, Vol. 21, No. 

 7, 1894. 



