| 1878- J.M.Lawrence | 1879-1880 John Bacon | 1881-1882 H. Williams |
| 1882-1884 W.W. Williams | 1885- John W. Graves | 1886-1887 John Bohannon |
| 1887-1893 George McCauley | 1894- J.W.Fitzer | 1895-1896 W.W. Williams |
| 1897-1901 A.J. Tupper | 1902- Charles W. Hubbard | 1902- A.J.Tupper |
| 1903- J.W.Ball | 1904- C.D. Walker | 1905- A.S. Newton |
| 1905- Avery Murphy |
1905-1906- R.J.Taylor | 1906- T.C. Elliott |
| 1906- J.R. Collings | 1907-1908 J.H. Feagler | 1909- J.A. Byers |
| 1909- E. Ewing | 1909-1910 J.H. Feagler | 1911-1913 A.J. Tupper |
| 1914- F.D. Parker | 1915- J.H. Feagler | 1916-1917 A.J. Tupper |
| 1917-1918 P.R. Arrell | 1918- F.D. Parker | 1918- A.D. Kealhier |
| 1919- James Morgan |
1920- J.B. Chapman | 1920- F.N. Banks |
| 1921-1923 F.D. Parker | 1924- G.G. Wright | 1924- F.D. Parker |
| 1924- Tom W. Ray | 1925- O.E. Martin | 1926- Oscar C. Moore |
| 1927- O. E. Martin | 1928-1935 Oscar C. Moore | 1936-1937 Bert Mosier |
| 1938-1940 William Noble | 1941-1954 Ray Howard | 1955-1960 George Utley |
| 1961-1976 Harvey Shellenbarger | 1976-1980 Paul Crawford | 1980-1982 Roy Manning |
| 1983-1987 George Weaver | Current Chief |
1987- Vernon T. Wells |
DEPARTMENT