Helen Hart Papers, 1917-1953
The collection contains summary notes of rust reports undertaken by F.E. Haglund and summarized by Helen Hart, as well a several folders of typed citations constituting a literature review of rust-related publications. Also included is a xeroxed copy of Robert Bills manuscript on barberry eradication, entitled “One Half Century of Service: The first fifty years of Barberry eradication” with notes and commentary by E.C. Stakman.