Controlling the White Fly by its Natural Enemies — Report of Progress, and Other Observations E. W. Berger 77 - 88 PDF
THE WHITE FLY INVESTIGATIONS OF THE UNITED STATES DEPARTMENT OF AGRICULTURE A. W. Morrill 89 - 96 PDF
Shall Rudimentary Agriculture and Kindred Sciences be Taught in the Common Schools? R. E. Rose 186 - 191 PDF