32 PUBLICATIONS OF BUREAU OF ENTOMOLOGY. 
REPORTS ORIGINATING IN THE DEPARTMENT OF AGRICULTURE, 
BUT PUBLISHED ONLY AS CONGRESSIONAL DOCUMENTS. 
50th Cong., 2d sess., S. Mis. Doc. 29; serial No. 2614. Letter of Commissioner of 
Agriculture, transmitting the report of Joseph Neumann of the result of his study 
and experiments of the wild native silkworm of California. pp. 5. January 5, 
1889. Out of print. 
50th Cong., 2d sess., H. Mis. Doc. 135; serial No. 2654. Letter from Commissioner of 
Agriculture, transmitting report of Women’s Silk Culture Association of the United 
States for the fiscal year 1888. pp.4. March 2, 1889. Out of print. 
51st Cong., Ist sess., H. Ex. Doc. 110; serial No. 2743. Letter from Secretary of 
Agriculture, transmitting reports upon operations of Women’s Silk Culture Associa- 
tion of the United States and of the Ladies’ Silk Culture Society of California, and 
upon experiments made in the District of Columbia with silk-reeling machinery. 
pp. 30. January 16, 1890. (Includes also report of Joseph Neumann.) Out of 
print. 
51st Cong., 2d sess., H. Ex. Doc. 203; serial No. 2863. Letter from Secretary of Agri- 
culture, transmitting statement of all purchases of cocoons and all sales of silk and 
silk waste during the fiscal year ending June 30, 1890. Also the reports of the 
Ladies’ Silk Culture Society of California and the Women’s Silk Culture Association 
of the United States. pp. 25. January 24, 1891. Out of print. 
PUBLICATIONS OF THE BUREAU OF CHEMISTRY PREPARED IN 
COLLABORATION WITH THE BUREAU OF ENTOMOLOGY. 
BULLETINS. 
No. 68. The chemical composition of insecticides and fungicides, with an account of 
methods of analysis employed. ByJ.K. Haywood. pp.62. 1902. Price 5 cents. 
Postage 3 cents. 
No. 76. Insecticide studies. I. Pyrethrum powders containing poisonous metals. 
II. A compilation of anabyses of insecticides and fungicides. III. State laws 
governing the composition and sale of insecticides. By J. K. Haywood. pp. 63. 
1903. Price 5 cents. Postage 3 cents. 
No. 82. Paris green spraying experiments. By J. K. Haywood. pp. 32, pls. 2. 
1904. Price 5 cents. Postage 2 cents. 
No. 101. The lime-sulphur-salt wash and its substitutes. By J. K. Haywood. pp. 
29. Issued February 28, 1907. Price 5 cents. Postage 2 cents. 
No. 110. Chemical analysis and composition of American honeys, by C. A. Browne, 
including a microscopical study of honey pollen, by W. J. Young. pp. 93, fig. 1, 
pls. 6. Issued March 14, 1908. Price 30 cents. Postage 5 cents. 
CIRCULAR. 
No. 10. Methods for the analysis of insecticides and fungicides. By J. K. Haywood. 
pp. 8. March 7, 1902. Out of print. 
Approved: 
JAMES WILSON, 
Secretary of Agriculture. 
Wasuineton, D. C., January 11, 1910. 
(Cir. 76] 
TION LIBR, 
pint 
72 7426 
wv 
3 9088 012 
