AERIAL TRAMWAYS 229 



BIBLIOGRAPHICAL NOTE TO CHAPTER XV 



Anonymous: Aerial Snubbing Device. The Timberman, Portland, Oregon, 

 April, 1912, pp. 49 and 52. 



Anonymous: A Newly Patented Aerial Logging Railway. Western Lumber- 

 man, Toronto, Ontario, Canada, December, 191 2, pp. 40-41. 



FoRSTER, G. R.: Das forstliche Transportwesen, Wien, 1888, pp. 242-250. 



Gayer, Karl: Forest Udlization. (Schlich's Manual of Forestry, 2nd. edit., 

 pp. 346-352; translated from the German by W. R. Fisher.) Bradbury, 

 Agnew and Company Ltd., London, 1908. 



Newby, F. E.: Handling Logs on Steep Ground with a Gravity Cable System. 

 The Timberman, August, 1910, pp. 31-32. 



Steinbus, Ferdinand: Die Holzbringung im bayerischen Hochgebirge unter 

 den heutigen wirtschaftlichen Verhaltnissen, Munchen, 1897, pp. 31-39. 



