Other Current Literature 491 



Central America as an Export Field. By G. Harris. Special 

 Agents Series 113, U. S. Department of Commerce, Bureau of 

 Foreign and Domestic Commerce. Washington, D. C. 1916. 

 Pp. 229. 



The Birds of North and Middle America. By Robert Ridgway. 

 Bulletin of the U. S. National Museum, No. 50, Part 7. Washing- 

 toh, D. C. 1916. Pp. 543; pis. 24. 



Proceedings of the Society of American Foresters. Volume XI, 

 Number 2. Washington, D. C. April, 1916. PP. 171-270. 



Contains: Suggestions as to Possibilities of Silviculture in 

 America, by B . E. Fernow ; Utilization of Wood Waste by Chemical 

 Means, by H. F. Weiss; Top Diameters as Affecting the Frustum 

 Form Factor for Longleaf Pine, by H. H. Chapman; Water Re- 

 quirements and Growth of Young Cypress, by W. R. Mattoon; 

 The Woodlot: Its Present Problems and Probable Future Status 

 in the United States, by C. R. Tillotson; A Forest Census of Ala- 

 bama by Geographical Divisions, by R. M. Harper; Professional 

 Ethics, by T. S. Woolsey, Jr. ; The Factor of Top Diameters in 

 Construction and Application of Volume Tables Based on Log 

 Lengths, by H. H. Chapman; The Biltmore Stick and the Point 

 of Diameter Measurements, by D. Bruce; What is a Forester? by 

 F. E. Ohnsted; The English Names of Some Trees, by W. W. 

 Ashe; Scientific Notes and Comments; Reviews. 



Tree Planting, an Arbor Day Handbook for Use in Maine Schools. 

 By J. M. Briscoe. Forestry Department, State of Maine. Water- 

 ville, Me. 1916. Pp. 37. 



Handling the Farm Woodlot. By C. W. Eaton. Extension 

 Bulletin 105, University of Maine Agricultural Extension Service. 

 Orono, Me. 1916. Pp. 16. 



Third Annual Conference of the Woods Department of the Berlin 

 Mills Company, Burgess Sulphite Fibre Company, Fitzgerald Land 

 and Lumber Company, Brown Corporation. Berlin, N. H. 1915. 

 Pp. 37. 



Contains, beside a record of attendance at the Conference, which 

 was held at Berlin, November 23 and 24, the following articles: 



