1969 ASPS President
Thomas R. Broadbent*

1969 PSF President
Charles E. Horton*

1968 ASPS President
Francis X. Paletta*

1968 PSF President
Clifford L. Kiehn*

1967 ASPS President
David W. Robinson*

1967 PSF President
Clifford L. Kiehn*

1966 ASPS President
Richard B. Stark*

1966 PSF President
Reed O. Dingman*

1966 ASPS President
E. Horace Klabunde*

1965 ASPS President
George V. Webster*

1965 PSF President
Richard B. Stark*

1964 ASPS President
Reed O. Dingman*

1964 PSF President
Richard B. Stark*

1963 ASPS President
William L. White*

1963 PSF President
Richard B. Stark*

1962 ASPS President
Charles W. Tennison*

1962 PSF President
Richard B. Stark*

1961 ASPS President
James B. Johnson*

1961 PSF President
Herbert Conway*

1960 ASPS President
Kenneth L. Pickrell*

1960 PSF President
Clarence R. Straatsma*