Scope and Content The collection (1949-2006) contains records of the Weed Science Society of America. The materials contain abstracts, annual meeting programs, committee files, correspondence, and Executive Committee minutes. In addition, many of the organization's published materials may be located by searching the ISU Library catalog: Weed Science (call no. SB599 W417); Weed Technology (call no. SB610 W34x); and WSSA...