754 



AMERICAN FORESTRY 



Dunlap, Frederick. The specific heat of 

 wood. 28 p. il, pi. Wash., D. C., 1912. 

 (U. S. Dept. of agriculture Forest 

 service. Bulletin 110.) 



Knapp, Joseph Burke. Fire-killed Douglas 

 fir; a study of its rate of deterioration, 

 usability and strength. 18 p. il., diagrs. 

 Wash., D. C., 1912. (U. S. Dept. of 

 agriculture Forest service. Bulletin 

 112.) 



Wood preservation 



Powell wood-process syndicate. The Powell 

 wood-process, for rapidly seasoning, pre- 

 serving and improving wood, security 

 against dry rot, protection against white 

 ants and wood-destroying insects. 79 p. 



11. London, 1912. 



Teesdale, Clyde H. The absorption of creo- 

 sote by the cell walls of wood. 7 p. il. 

 Wash., D. C.. 1912. (U. S. Dept. of 

 agriculture Forest service. Circular 

 200.) 



Winslow, Carlile P. Condition of experi- 

 mental chestnut poles in the Warren- 

 Buffalo and Poughkeepsie-Xewton Square 

 lines after five and eight years' service. 

 13 p. il. Wash.. D. C.. 19~12. (U. S. 

 Dept. of agriculture Forest service. 

 Circular 198.) 



Auxiliary Subjects 



Conservation and natural resources 

 Canada Commission of conservation. Re- 

 port of the third annual meeting held at 

 Ottawa, Jan. 1C, 1912. 134 p. pi., map. 

 Ottawa, 1912. 



Michigan Public domain commission. Joint 

 conference of those interested in the 

 conservation and development of the 

 natural resources of Michigan, held June 



12, 1912. 121 p. maps. Lansing, Mich., 

 1912. 



National parks 



United States Congress House Commit- 

 tee on public lands. \Vestern boundary 

 of Yosemite national park ; hearings, 

 March 20, 1912, on H. R. 21954. 13 p. 

 Wash., D. C, 1912. 



United States Department of the interior 

 Office of the secretary. Sketch of Yosem- 

 ite national park and an account of the 

 origin of the Yosemite and Hetch Hetchy 

 valleys. 47 p. il. Wash., D. C., 1912. 



United States National park conference. 

 Proceedings held at the Yellowstone 

 national park, Sept. 11 and 12, 1911. 209 

 p. Wash., D. C., Gov't printing office, 

 1912. 



Game protection 



Palmer, T. S. National reservations for the 

 protection of wild life. 32 p. il. Wash., 

 D. C., 1912. (U. S. Dept. of agriculture 

 Biological survey. Circular S7.) 



Periodical Articles 



Miscellaneous periodicals 



Continental magazine, April, 1912. The con- 

 servation idea, by G. Grosvenor Dawe, 

 p. 8-10; The forests of Minnesota, by 

 Wm. T. Cox, n. 44-6. 



Country life in America, Sept. 1, 1912. 



White pine conservation on the farm, by 



Phil M. Riley, p. 33-5. 

 Country life in America, Oct. 1, 1912. 



Caring for a farm woodlot, by Phil M. 



Riley, p. 35-6. 



Gardener's chronicle, Aug. 24, 1912. Mistle- 

 toe in Shensi, by F. Kingdon Ward, p. 

 147-8. 



Hearst's magazine, Aug. 1912. Our doomed 

 chestnut trees, by H. S. Williams, p. 

 102-3. 



Journal of the Association of engineering 

 societies, Aug., 1912. The value of saw- 

 mill refuse as fuel in gas producers, by 

 Chas. E. Snypp, p. 35-41. 



Philippine agricultural review, Sept., 1912. 

 Shade trees for the Philippines, by P. J. 

 Wester, p. 480-7; Trees for street plant- 

 ing, by Wm. S. Lyon, p. 496-501. 



Review of reviews, Oct., 1912. The Ever- 

 glades of Florida, by Thomas E. Will, 

 p. 451-6. 



Science, Aug. 30, 1912. Resins and their 

 chemical relations to the terpenes, by G. 

 B. Frankforter, p. 257-63. 



Scientific American, Sept. 21, 1912. The 

 mahagua tree as a source of fiber, p. 

 240; Cultivation of the true cinnamon, 

 p. 242. 



Scientific American supplement, Scot. 7, 1912. 

 -The conservation of snow ; its depen- 

 dence on forests and mountains, by J. E. 

 Church, p. 152-5. 



Technical world magazine, Sept., 1912. To 

 stop the waste of forest products, by 

 Robert H. Moulton, p. 49-52. 



Trade journals and consular reports 



American lumberman, Sept. 14, 1912. Guar- 

 dianship of the public forests of British 

 Columbia, by W. R. Ross, p. 41-2 ; Closer 

 utilization of Pacific coast timber, by 

 J. B. Knapp, p. 43-4; Methods of fores- 

 try campaigning, by E. T. Allen, p. 44-5. 



American _ lumberman, Sept. 28, 1912. An 

 analysis of observations at an Arkansas 

 logging operation, by R. C. Bryant, p. 

 38-9 ; Relation of wire rope to the lumber 

 business, p. 48; Doweled doors; an Eng- 

 lish aspect, by W. J. Blackmur, p. 71. 



American lumberman, Oct. 5, 1912. Forestry 

 conditions in China, p. 30-1. 



American lumberman, Oct. 12, 1912. Taxa- 

 tion of timberland holdings, by W. H. 

 Shippen, p. 39; The present situation of 

 forestry, by Henry Solon Graves, p. 45-6 ; 



