164 MISC. PUBLICATION 2 81, U. S. DEPT. OF AGRICULTURE 

 Bell, W. B. (2944) 



COOPERATIVE CAMPAIGNS FOR THE CONTROL OF GROUND SQUIRRELS, PRAIRIE- 

 DOGS, and jack rabbits. U. S. Dept. Agr. Yearbook 1917: 225-233, 

 illus. 1918. 



(2945) 



death to the rodents. U. S. Dept. Agr. Yearbook 1920: 421-438, illus. 



1921. 



(2946) 



eradicating rodent pests in co-operative drives. Producer 3 (9): 3-6, 



illus. 1922. 



(2947) 



destroying pocket gophers. U. S. Golf Assoc. Green Sec. Bull. 5: 36-38, 



illus. 1925. 



and Piper, S. E. (2948) 



EXTERMINATION OF GROUND SQUIRRELS, GOPHERS, AND PRAIRIE DOGS IN NORTH 



Dakota. N. Dak. Agr. Expt. Sta. Circ. 4, 11 pp., illus. 1915. (Revised, 

 1917.) 



4 Benson, S. B. (2949) 



THREE NEW RODENTS FROM LAVA BEDS OF SOUTHERN NEW MEXICO. Calif. 



Univ. Pubs., Zool. 38: 335-344, illus. 1932. 

 Birdsete, C. (2950) 



SOME COMMON MAMMALS OF WESTERN MONTANA IN RELATION TO AGRICULTURE 



and spotted fever. U. S. Dept. Agr. Farmers' Bull. 484, 46 pp., illus. 

 1912. 



Blue, R. (2951) 



CAMPAIGN AGAINST GROUND SQUIRRELS IN CONTRA COSTA COUNTY, CALIFORNIA. 



Pub. Health Rept. 24 (21): 3-5. 1909. 

 Boughton, R. V. (2952) 



THE INFLUENCE OF HELMINTH PARASITISM ON THE ABUNDANCE OF THE SNOW 



shoe rabbit in western canada. Canad. Jou i Research 7: 524-547, illus. 

 1932. 



Breckenridge, W. J. (2953) 



actions of the pocket gopher (geomys bursarius). Jour. Mammal. 10: 

 336-339, illus. 1929. 



Bretherton, B. J. (2954) 



SOME OREGON MAMMALS. THE MOUNTAIN BOOMER (HAPLODON RUFUS). 



Oreg. Nat. 2: 123-125, illus. 1895. 



Brooks, A. (2955) 



the sewellel, splodontia rufa. Recreation 2: 258-259, illus. 1899. 



Burnett, W. L. (2956) 



report on rodent investigations for 1912. Colo. State Ent. Circ. 6, 20 

 pp. 1912. 



(2957) 



pocket gophers. Colo. State Ent. Circ. 10, 8 pp. 1914. 



(2958) 



the striped ground squirrels of Colorado. Colo. State Ent. Circ. 14, 



19 pp. 1914. 



(2959) 



the prairie-dog situation in Colorado. Colo. State Ent. Circ. 17, 15 pp. 

 1915. 



— (2960) 

 meadow mice. Colo. State Ent. Circ. 18, 11 pp. 1916. 



— (2961) 



THE WYOMING GROUND SQUIRREL IN COLORADO WITH SUGGESTIONS FOR CON- 

 TROL. Colo. State Ent. Circ. 20, 11 pp. 1916. 



— (2962) 



RODENTS OF COLORADO IN THEIR ECONOMIC RELATION. Colo. State Ent. Circ. 



25, 31 pp., illus. 1918. 



