(1877–1882) Sterling P. Rounds (1882–1886) Thomas E. Benedict (1886–1889) Frank W. Palmer (1889–1894) Thomas E. Benedict (1894–1897) Frank W. Palmer (1897–1905)
yields slightly different parameters. G. Fritz Benedict, Barbara E. McArthur, Jacob L. Bean, Rory Barnes, Thomas E. Harrison, Artie Hatzes, Eder Martioli,