March 10 1927
Morton, Joy
February 14 1928
April 20 1953
Morton, Sterling
December 21 1953
February 20 1954
August 8 1955
August 11 1956
November 6 1956
November 24 1956
Godshalk, Clarence E.
January 23 1957
February 22 1957
February 24 1957
March 9 1957
March 17 1958
April 18 1958
September 5 1958
September 18 1958
December 26 1958
August 28 1959
August 20 1959
September 2 1959
September 25 1959
February 4 1960
February 15 1960
March 7 1960
June 14 1960
August 10 1960
September 21 – December 20 1969
1986
Morton, Preston Owsley
January 19 1978
September 25 1923
January 4 1952
Kammerer, E. Lowell
April 11 1952
April 10 1952
Riedy, Henrietta
July 26 1955