Scope and Contents The contents of these folders are photocopies of documents in the possession of one of Ferguson's daughters. The copies were made in 1997. Topics include Phillip C. Ferguson, cattle trade in Kansas from 1900 to 1920, cattle trade in Oklahoma from 1930 to 1939, soil conservation from 1930 to 1939, flood control law and legislation, and Oklahoma politics and government from 1930 to 1940.