Journal article reprint from: Journal of Forestry, 1955:June.
Journal article reprint from: Plant Disease Reporter, 1957:Apr.15.
Journal article reprint from: Plant Disease Reporter, 1956:Mar.15.
Journal article reprint from: Transactions of the New York Academy of Sciences, Ser.II:v.17:no.7 (1955:May).
Journal article reprint from: Forest science, v.4:no.3 (1958:Sept.).
Journal article reprint from: Plant Disease Reporter, v.37:no.8 (1953:Aug.15).
Leaflet. "Published with the approval of the Director of the West Virginia Agricultural Experiment Station as Scientific Paper No. 484."
Journal article reprint from: Phytopathology, v.46:no.11 (1956:Nov.).
Journal article reprint from: Plant Disease Reporter, v.43:no.5 (1959:May 15).