LITERATURE CITED 
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(2) BatcH, R. E. 
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(3) 
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(4) BankKs, N., and Snyper, T. E. 
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(4a) Brat, J, A. 
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(5) BLAcKMAN, M. W. 
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(7) BRUNNER, J. 
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(8) 
1915. DOUGLAS FIR PITCH MOTH. U. S. Dept. Agr. Bull. 255, 23 pp., 
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(9) 
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(10) Burecess, A. F., and CROSSMAN, 8S. S. 
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(11) Burxs, H. E. 
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(15) 
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(16) 
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