30 PUBLICATIONS OF BUREAU OF ENTOMOLOGY. 
Methods of controlling injurious insects. (In Yearbook of the Department of Agricul- 
ture, 1897, Appendix, pp. 635-640.) 
Methods of controlling injurious insects. By the Entomologist, L. O. Howard. (In 
Yearbook of the Department of Agriculture, 1898, Appendix, pp. 657-662.) 
The principal injurious insects of the year 1899. (In Yearbook of the Department of 
Agriculture, 1899, Appendix, pp. 745-748. 
The principal injurious insects of the year 1900. (In Yearbook of the Department of 
Agriculture, 1900, Appendix, pp. 725-729.) 
The principal injurious and useful insects in 1901. By F. H. Chittenden. (In Year- 
book of the Department of Agriculture, 1901, Appendix, pp. 674-679.) 
Method of estimating the yield of cotton in the field. By J. C. Crawford. (In Year- 
book of the Department of Agriculture, 1904, Appendix, pp. 625-626. 
MISCELLANEOUS REPORTS. 
[Publications which originated in the Division of Entomology, but which were 
published in a numbered series of the Secretary’s Office or some other office of the 
Department. ] 
The silkworm; being a brief manual of instructions for the production of silk. By 
C.V. Riley. pp. 31. 1879. (Special report No. 11, old series, Office of Secretary.) 
Out of print. 
Same, second edition. pp. 37. 1882. Out of print. 
Same, third edition. Out of print. 
Same, fourth edition. pp. 37. 1883. Out of print. 
Same, fifth edition. pp. 37. 1884. Out of print. 
Report upon cotton insects. Prepared under the direction of the Commissioner of 
Agriculture in pursuance of an act of Congress approved June, 1878. By J. Henry 
Comstock, Entomologist. pp. 511, pls. 3. 1879. Out of print. 
Report on insects injurious to sugar cane. By J. Henry Comstock. pp. 11, figs. 3. 
1881. (See Special Report No. 35, old series, Division of Statistics.) Out of print. 
Catalogue of the exhibit of economic entomology at the World’s Industrial and Cotton 
Centennial Exposition, New Orleans, 1884-1885. pp. 95. 1884. 
Insects affecting the orange. Report on the insects affecting the orange and other 
plants of the citrus family, with practical suggestions for their control or extermi- 
nation. Made under the direction of the Entomologist. By H. G. Hubbard. 
pp. 227, pls. 14. 1885. Out of print. 
Same, 48th Cong., 2d sess., H. Mis. Doc. 40; serial No. 2326. Out of print. 
The insectivorous habits of the English sparrow. By C. V. Riley. pp. ll1-113. 
1889. (Reprinted from Bulletin No. 1, Division of Ornithology-and Mammalogy. 
Price 25 cents. Postage 10 cents.) Reprint out of print. 
The ox-bot in the United States. By C. V. Riley. pp. 16, figs. 55. 1892. Price 
5 cents. Postage 1 cent. 
Report on a small collection of insects made during the Death Valley expedition. 
By C. V. Riley. List of Diptera from Death Valley, California, and adjoining 
regions. By 8. W. Williston. Hemiptera and Heteroptera of the Death Valley 
expedition. By P. R. Uhler. pp. 235-268. 1893. (Reprinted from North 
American Fauna, No. 7, Division of Ornithology and Mammalogy.) Out of print. 
Studies of parasitic and predaceous insects in New Zealand, Australia, and adjacent 
islands. Made by A. Koebele, by permission of the Secretary of Agriculture, at 
the request of the California State board of horticulture. pp. 39. 1893. (Report 
No. 51, Office of Secretary.) Out of print. 
Report on the insect food of the crow. By E. A. Schwarz. pp. 57-67. 1895. (Re- 
printed from Bulletin No. 6, Division of Biological Survey.) Out of print. 
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