E_468 FetrcLarj- 1939 
United States Departrent of A-^ri oul txiro 
Bureau of En tome logy and Plant Quarantine 
THE HISTOP^ OF THE USE OF IJEE2<IS 
AS Ml IITSSGTICIIE. FAZT II— THE PERIOD 1919-1928 
3y H, G, Eoark, Divijiion of Insecticide Investigations 
Goatexits 
Page 
Introduction ------------------ 1 
1919 2 
1920 6 
1921 8 
1922 9 
1923 12 
1324 -• 14 
1925 18 
1926 20 
1927 26 
1923 29 
Ta"ble 1, Classified list of insects agrainst 
which derris hac been tested --------- 33 
Table 2. Alphabetical list of insect species 
menti'^ned in this paper, together with 
their common names and classification - - - - 61 
Table -l. Alphabetical list of the common names 
of insects mentioned in this paper, together 
with their corresponding scientific names - - 65 
Literature cited ---------------- 67 
Junior author index -------------- 78 
Chronological index -------------- 79 
