Summer 1966
Ralph W. Hansen
Fall 1966
Ralph Hansen
Winter 1966
Robert A. Rees
Spring 1967
Louis Midgley
Summer 1967
Ralph W. Hansen
Fall 1967
Ralph W. Hansen
Winter 1967
Ralph W. Hansen
Spring 1968
Ralph W. Hansen
Summer 1968
Ralph W. Hansen
Fall 1968
Ralph W. Hansen