130 BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
1954. Osborn, H. Entomology. <Tlie Orange Judd Farmer, 26 
December, 1891, p. 404. 
Note on clover-hay worm. 
1955. Osborn, H. Notes on grass insects in Washington, D. C. 
<Insect Life, v. 4, December, 1891, pp. 197,198. 
Mentions a number of leaf-hoppers. 
1956. Osborn, H. The Pediculi and Mallophaga affecting man and 
the lower animals. <Bull. No. 7, Div. Ent. U. S. Dept. Agric., 
1891, pp. 56, 42 figs. 
A systematic arrangement of the known forms; the Pedieulidse infesting 
man and other mammals; the Mallophaga infesting birds and mammals. 
1957. Osborn, H. Report on the work of the season. <Bull. No. 23, 
Div. Ent. U. S. Dept. Agric., 1891, pp. 57-62. 
Notes on leaf-hoppers, grasshoppers, Selandria cerasi, Datana ministra, Lophy- 
rus abbotii, Diabrotica longicornis, Tricliobaris trinotata, Pempelia hammondi, 
Papilio turnus, and arsenite of ammonia as an insecticide. 
1958. Osborn, H. The rhubarb curculio. <Orange Judd Farmer, 27 
February, 1892, p. 132. 
1959. Osborn, H. Lice affecting domestic animals. <Bull. No. 16, 
Iowa Agric. Exp. Sta., February, 1892, pp. 330-350,1 fig., 2 pis. 
But slightly altered from Bull. No. 7, Div. Ent. U. S. Dept. Agric., 1891. 
1960. Osborn, H. Clover hay worm. <Iowa State Register, March, 
1892. 
1961. Osborn, H. Effects of spraying on plants and fruits. <Bull. 
No. 17, Iowa Agric. Exp. Sta., May, 1892, pp. 444-449. 
1962. Osborn, H. Bugs in the cornfields. <Iowa Homestead, 15 July, 
1892, p. 668. 
Note on Sphenophorus ocbreus. 
1963. Osborn, H. The army worm. <Orange Judd Farmer, 13 
August, 1892. 
1964. Osborn, H. Grain insects. <Orange Judd Farmer, 27 August, 
1892. 
1965. Osborn, II. The cornstalk borer. <The Orange Judd Farmer, 
27 August, 1892. 
1966. Osborn, H. Cicada and caterpillars. <Iowa State Register, 9 
September, 1892. 
Notes on Cicada tibicen and IJarapsa myron. 
1967. Osborn, H. Grape insects. <Iowa State Register, September, 
1892. 
1968. Osborn, H. Medicine for mosquitoes. <Orange Judd Farmer, 
22 October, 1892. 
1969. Osborn, H. The pigeon Tremex. <Orange Judd Farmer, 22 
October, 1892. 
