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MISC. PUBLICATION 273, U. S. DEPT. OF AGRICULTURE 
BurRKE, H. E., HARTMAN, R. D., and SNYDER, T. E. 
1922. THE LEAD-CABLE BORER OR “SHORT-CIRCUIT BEETLE” IN CALIFORNIA. 
U.S. Dept. Agr. Bull. 1107, 56 pp., illus. 
and HERBERT, F. B. 
1920. CALIFORNIA OAK WORM. U.S. Dept. Agr. Farmers’ Bull. 1076, 14 pp., 
illus. 
CHAMBERLIN, W. J. 
1918. BARK-BEETLES INFESTING THE DOUGLAS FIR. Oreg. Agr. Expt. Sta. 
Bull. 147, 40 pp., illus. 
1920. THE WESTERN PINE BARK-BEETLE, A SERIOUS PEST OF WESTERN YELLOW 
PINE IN OREGON. Oreg. Agr. Expt. Sta. Bull. 172, 30 pp., illus. 
CRAIGHEAD, F’, C. 
1915. CONTRIBUTIONS TOWARD A CLASSIFICATION AND BIOLOGY OF THE NORTH 
AMERICAN CERAMBYCIDAE, LARVAE OF THE PRIONINAE. U. S. Dept. 
Agr. Rept. 107, 24 pp., illus. 
1919. PROTECTION FROM THE LOCUST BORER. U. S. Dept. Agr. Bull. 787, 
IZ 2pp;, allus? 
1922. EXPERIMENTS WITH SPRAY SOLUTIONS FOR PREVENTING INSECT INJURY 
TO GREEN Locs. U. 8S. Dept. Agr. Bull. 1079, 11 pp. 
1923. NORTH AMERICAN CERAMBYCID LARVAE. A CLASSIFICATION AND THE 
BIOLOGY OF NORTH AMERICAN CERAMBYCID LARVAE. Canada Dept. 
Agr. Ent. Branch Bull. (n. s.) 27, 238 pp., illus. 
1925. RELATION BETWEEN MORTALITY OF TREES ATTACKED BY THE SPRUCE 
BUDWORM (CACOECIA FUMIFERANA CLEM.) AND PREVIOUS GROWTH. 
Jour. Agr. Research 30: 541-555, illus. 
and Horer, G. 
1921. PROTECTION OF MESQUITE CORDWOOD AND POSTS FROM BORERS. U. S. 
Dept. Agr. Farmers’ Bull. 1197, 12 pp., illus. 
MItiter, J. M., EVENDEN, J. C., and KEEN, F. P. 
1931. CONTROL WORK AGAINST BARK BEETLES IN WESTERN FORESTS AND AN 
APPRAISAL OF ITS RESULTS. Jour. Forestry 29: 1001-1018. 
CUSHMAN, R. A. 
1927. THE PARASITES OF THE PINE TIP MOTH, RHYACIONIA FRUSTRANA 
(COMSTOCK). Jour. Agr. Research 34: 615-622, illus. 
Davis, J. J. 
1924. COMMON WHITE GRUBS. U.S. Dept. Agr. Farmers’ Bull. 940 (rev.), 
30 pp., illus. 
DELEON, D., BEDARD, W. D., and TERRELL, T. T. 
1934. RECENT DISCOVERIES CONCERNING THE BIOLOGY OF THE MOUNTAIN 
PINE BEETLE AND THEIR EFFECTS ON CONTROL IN WESTERN WHITE 
PINE STANDS. Jour. Forestry 32: 480-4386, illus. 
EXVENDEN, J. C. : 
1926. THE PINE BUTTERFLY, NEOPHASIA MENAPIA FELDER. Jour. Agr. Re- 
search 33: 339-344, illus. 
iad oatee | Ded aes 
1918. KEY TO AMERICAN INSECT GALLS. N. Y. State Mus. Bull. (1917) 
200, 310 pp., illus. 
FrAcKErR, S. B., and Granovsky, A. A. 
1928. AIRPLANE DUSTING TO CONTROL THE HEMLOCK SPANWORM. Jour. 
Forestry 26: 12-83, illus. 
GARMAN, H. 
1915. THE LOCUST BORER (CYLLENE ROBINIAE) AND OTHER INSECT ENEMIES 
OF THE BLACK LocUST. Ky. State Forester Bien. Rept. 2: [32]-63, 
illus. 
GILLETTE, C. P., and LANGFORD, G. S. 
1925. CONTROL OF SOME SCALE INSECTS INFESTING COLORADO TREES AND 
SHRUBS. Colo. State Ent. Circ. 46, 14 pp., illus. 
GRAHAM, S. A. 
1922. THE RED TURPENTINE BEETLE IN ITASCA PARK. Minn. State Ent. 
Rept. 19: 15-21. 
