BIBLIOGRAPHY OF FOREST DISEASE RESEARCH 29 
Detwiler, Samuel B. 424 
1913. The problem of the chestnut blight. What the Pennsyl- 
vania Commission is doing to eradicate it. N. Y. 
Lumber Trade Jour. 54 (643): 34. 
Detwiler, Samuel B. 425 
1915. The profile alidade, an instrument that may prove 
useful in mapping strip lines. Forestry Quart. 
13: 437-441. 
Detwiler, Samuel B. 426 
1915. Saving labor in measuring heights. Forestry Quart. 
13: 442-444, illus. 
Detwiler, Samuel B. 427 
1916. The white pine. Amer. Forestry 22: 391. 
Detwiler, Samuel B. 428 
1918. Battling the pine blister rust. Amer. Forestry 24: 
451-457. 
Detwiler, Samuel B. 429 
[1919.] Status of white pine blister rust control in 1918. 
American Plant Pest Committee, Report on White 
Pine Blister Rust Control Bul. (1918) 2: 4-11. 
Detwiler, Samuel B. 430 
1919. White pine blister rust. In Currants and Goose- 
berrres, Ui so.) Dept. Agr. Farmers' Bul. 1024: 
22-25. 
Detwiler, Samuel B. 431 
1920. Results of white pine blister rust control in 1919. 
Phytopathology 10: 177-180. 
Detwiler, Samuel B. 432 
[1920.] Summary by States and regions. [ White pine blister 
rust.| American Plant Pest Committee, Report 
on White Pine Blister Rust Control Bul. (1919) 4: 
6-10. 
Detwiler, Samuel B. 433 
[1920.] White pine blister rust control in 1919. American 3 
Plant Pest Committee, Report on White Pine 
Blister Rust Control Bul. (1919) 4: 1-3. 
Detwiler, Samuel B. 434 
1921. Safeguarding the white pine crop. Amer. Forestry 
Lies (Li, dllus: 
Detwiler, Samuel B. 435 
[1921.] White pine blister rust control. American Plant Pest 
Committee, Report on White Pine Blister Rust 
Control Bul. (1920) 6: 1-6. 
Detwiler, Samuel B. 436 
1921, White pine blister rust quarantine. Calif. Dept. 
Agr. Monthly Bul. 10: 265-271. 
Detwiler, Samuel B. 437 
1922. Blister rust appears in the Puget Sound region. 
Amer. Forests 28: 97-98. 
Disler, J.D. 438 
1934. The Atropellis canker of eastern pines. Pa. Dept. 
Forests and Waters Serv. Letter 5 (46): 2-3. 
Biller; J..D: 439 
1935. The Atropellis canker of eastern pines. U. S. Bur. 
Plant Indus., Plant Dis. Rptr. 19: 17. [Processed.] 
