Agricultural conservation.

Biannual conversations with adults and children eight and older, individually and in family groups, in a panel of thirty-three New York and Iowa farm families concerning how the occupation of farming is organized and conducted.

Correspondence, course material and class lecture notes, professional writings, extension surveys and followups, subject files, project statements, material relating to Cornell University, and subject files relating to the New York State Land Use Committee and the New York State Agricultural Resource Commission. Also, charts, graphs, and other materials from the "Decade of the Sixties," study about changes in commercial farms in New York State.