The Douglas Sanders Slides and Papers consist of materials gathered from Dr. Sanders's office on the campus of North Carolina
State University. Over half of the materials consist of 35mm color photographic slides used by Dr. Sanders in his research,
teaching, and presentations. The collection has not been fully processed yet.
The Frederick L. Wellman Papers contain items relating to Wellman's plant pathology research. The collection includes correspondence,
reports, publications, newspaper articles, manuscript materials, and photographs detailing Wellman's work on
Fusarium and coffee rust disease (
Hemileia vastatrix). Items in this collection date from 1915 to 1981, with the bulk of the materials dating from the 1950s
to the early 1970s.