60 



AMERICAN FORESTRY 



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BOX 501 DUNDEE, ILL. 



D. C, 1917. (U. S. Dept. of agricul- 

 ture. Bulletin 588.) 



Aviation 



Fales, Elisha Noel. Learning to fly in the 

 U. S. army ; a manual of aviation prac- 

 tice. 180 p. il. N. Y., McGraw-Hill 

 book co., 1917. 



Riach, M. A. S. Air-screws; an introduc- 

 tion to the aerofoil theory of screw pro- 

 pulsion. 128 p. il. London, Crosby 

 Lockwood and son, 1916. 



PERIODICAL ARTICLES. 



Miscellaneous periodicals 



Agricultural gazette of Canada, Sept. 1917 

 Shade tree and forest insects in Mani- 

 toba, p. 755-62. 



Alaska, Oct. 1917. Alaska timber may end 



the war, by Lynn T. Worden, p. 14. 

 Aviation, Nov. 15, 1917 Balsa wood, p. 531. 

 Country life, Sept. 15, 1917. Cupressus law- 

 soniana as a hedge plant, by H. C, p. 

 261. 



Country life, Oct. 6, 1917 Revival of 

 wooden shipbuilding, by Harold J. 

 Shepstone, p. 321-3. 



Forum, Sept. 1917 Lumber for a thousand 

 ships, by Charles J. Storey, p. 363-6. 



Garden magazine, Nov. 1917. Arnold ar- 

 boretum ; what it is and does, by C. S. 

 Sargent, p. 122-5. 



Gardeners' chronicle, Oct. 27, 1917. Ginkgo 

 biloba, by H. J. Elwes, p. 166-7. 



Gardeners' chronicle of America, Sept.-Oct. 

 1917. Forestry upon a private estate, 

 and its landscape possibilities, by A. 

 Smith, p. 329-30, 375-6. 



House and garden, Sept. 1917. The best 

 baker's dozen of evergreen trees, by 

 Grace Tabor, p. 27-8, 72, 74, 76. 



International review of agricultural eco- 

 nomics, Aug. 1917. Prevention of for- 

 est fires, p. 26-8. 



Journal of heredity, Dec. 1917. American 

 sycamores are possibly hybrids, by Au- 

 gustine Henry, p. 553. 



Journal of American leather chemists' asso- 

 ciation, Nov. 1917. The examination of 

 logwood, p. 586-98. 



Journal of the New York botanical garden, 

 Aug. 1917. The Jamaica walnut, by 

 John K. Small, p. 180-6. 



Phytopathology, Oct. 1917. Two new for- 

 est tree rusts from the northwest, by H. 

 S. Jackson, p. 352-5; Notes on wood- 

 destroying fungi which grow on both 

 coniferous and deciduous trees, by J. 

 R. Weir, p. 379-80. 



Plant world, Oct. 1917. The interpretation 

 and application of certain terms and 

 concepts in the ecological classification 

 of plant communities, by George E. 

 Nichols, p. 305-19. 



Plant world, Nov. 1917. Comparative 

 length of growing season of ring-por- 

 ous and diffuse-porous woods, by 

 Ferdinand W. Haasis, p. 354-6. 



Rhodora, Nov. 1917. Note on fruit of 

 mountain magnolia, by N. M. Grier, p. 

 256. 



St. Nicholas, Nov. 1917. Sea-going lum- 

 ber rafts, by Day Allen Willey, p. 77-8. 



Scientific American, Oct. 20, 1917. Protect- 

 ing wood from decay and fire, by C. H. 

 Teesdale, p. 290. 

 Scientific American supplement, Sept. 29, 



