-
Eduard Longerich
-
Ernst Despa
From 1855 to 1861 -
H. Straubenmueller
-
C. A. Biedermeister
-
C. F. Stein
-
Eduard Longerich
-
Jos. Kantmann
From 1863 to 1867 -
C. H. Weegman
From 1867 to 1871 -
Karl Bergstein
-
K. B. Lizius
From 1871 to 1873 -
Max Leckner
From 1873 to 1880 -
Alexander Ernestinoff
From 1880 to 1882 -
Karl Barus
From 1882 to 1896 -
Alexander Ernestinoff
From 1896 to 1897 -
Franz Bellinger
From 1897 to 1907 -
Alexander Ernestinoff
-
Rudolf O. Heyne
From 1909 to 1920 -
Karl Reckzeh
From 1920 to 1939 -
Clarence Elbert
From 1939 to 1954 -
George F. Krueger
From 1954 to 1956 -
Farrell Scott
From 1956 to 1960 -
Charles R. Hamilton
From 1960 to 1963 -
Donald Neuen
From 1963 to 1966 -
Philip G. Dunn
From 1966 to 1971 -
Gayle L. Byers
From 1971 to 1987 -
R. Carroll Stegall
From 1987 to 1995 -
Dr. Kerchal Armstrong
From 1995 to 2010
