Insects 



Catalogue of recently described, coccidae: 2; J. G. San- ' 

 ders. 1909. 28 p. Technical series no. 16, pt . 3 5 

 Bureau of entomology. 



Tho pine leaf cherries and the green-pinfeed chermes; E. II. 

 Patch. 19C9. 4 p. IIlus . Bulletin 171. Agricul- 

 tural experiment station, Orono , Lie. 



Pi seas e_s^__o_f_ treos 



Cur wounded friends, the trees. 1909. 20 p. Illus. 

 Javey tree expert co., Kent, 0. 



3D3FOR3STATIOH 



The Grand river, Ontario peninsula; effect of deforesta- 

 tion and sv, r anp drainage; \7. H. 3reithau.pt. 1905. 

 6 p. II] us . Canadian society of civil engineers. 

 Montreal, Canada. 



COKS^K7ATIOH 01' NATURAL RESOURCES 



Oregon conservation ceriiriission. Beport, 1908. 123 p> 

 Illus. Portland, Oreg. 



Some aspects of irrigation devolopnsnt in Colorado; G. C 

 Anderson. 1909. 42 p. Colorado scientific so- 

 ciety, Denver, Colo. 



PERIODICALS 

 Geiiora.1 



Ancrican nap;azine , IVo . 1910 . --Gif ford Pinchot , ^y S . 2. 

 ".T-iite/p. 457. 



Annals of the American Academy, Hov. 1909.-- Trade re- 

 vival in the lumber industry, by J . E. ~.7illir.us, 

 p. 512-19; Yellow pine situation, by C. D. Johnson, 

 p. 532-8. 



