470 MISC. PUBLICATION 3 64, U. S. DEPT. OF AGRICULTURE 

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INSECTS INJURIOUS TO FOOD PLANTS AND TIMBER TREES. Gard. ChrOIl. (3) 3: 



619-620. 1888. 



Osborn, Herbert. (9324) 



insects affecting forest trees. Columbus Hort. Soc. Proc. 17 (3) : 79-92. 

 1902. 



Packard, A. S. (9325) 



FOURTH REPORT ON INSECTS INJURIOUS TO FOREST AND SHADE TREES. U. S. Dept. 



Agr., Div. Ent. Bull. 13 : 20-32, illus. 1887. 



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INSECTS INJURIOUS TO FOREST AND SHADE TREES, U. S. Dept. Int., Ent. Comil. 



Bull. 7, 275 pp., illus. 1881. 



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insects injurious to forest and shade trees. U. S. Dept. Agr., Ent. Comn. 



Rept. 5, 957 pp., illus. 1890. 



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insects of the forest, half-hour recreations in natural history, half- 

 hours with insects, div. i, pt. 8, pp. 225-2 56, illus. Boston, Estes and 

 Lauriat. 1873. 



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notes on forest-tree insects. U. S. Dept. Agr., Div. Ent. Bull. 3: 24-30. 



1883. 



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REPORT ON INSECTS INJURIOUS TO FOREST TREES. U. S. Dept. Agr., Div. Ent. 



Bull. 32 : 53-56. 1894. 



Peirson, H. B. (9331) 



field book of destructive forest insects. Maine Forest Service unnumbered 

 pub., 20 pp., illus. 1929. 



(9332) 



forest insects in the northeast. Amer. Forestry 28 : 628-634, illus. 1922, 



(9333) 



insects attacking forest and shade trees. Maine Forest Serv. Bull. 1, 56 



pp., illus. 1923, 



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manual of forest insects. Maine Forest Comn. Bull. 5 : 130 pp., illus. 1927. 



Perkins, R. C. L. (9335) 



notes on forest insects. Hawaii. Forester and Agr. 9: 202-209, illus. 

 1912. 



Popenoe, E. A., and Snow, F. H. (9336) 



some insects depredating forest trees. Kans. State Hort. Soc. Rept. on 

 Kans. Forest 1887 : pp. 359-369. 1887. 



Seaver, F. J. (9337) 



some wood boring insects. Amer. Forestry 27 : 769-772, illus. 1921. 



Swaine, J. M. (9338) 



CANADIAN BARK BEETLES : PART I. DESCRIPTIONS OF NEW SPECIES. Canada Dept. 



Agr., Ent. Branch Tech. Bull. 14, pt. 1, 32 pp., illus. 1917= 



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CANADIAN BARK BEETLES I PART II. A PRELIMINARY CLASSIFICATION WITH AN 

 ACCOUNT OF THE HABITS AND MEANS OF CONTROL. Canada Dept. Agl\, Ellt. 



Branch Tech. Bull. 14, pt. 2, 143 pp., illus. 1918. 



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forest pests in British Columbia. Canad. Forestry Jour. 9 (11) : 166-167, 



illus. 1913. Also pub. in Conservation 11 (10) : 1, illus. 1913. 



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notes O'N some forest insects of 1912. Ontario Ent. Soc. Ann. Rept. 1912: 



87-91. 1912. 



