J. David Baker, The Postal History of Indiana (Louisville: Leonard H.
Hartman, Philatelic Bibliopole), 1976, p. 987. The information noted below
was extracted by Randi Richardson.
Mt. Liberty: established June 17, 1856; closed October 25, 1875; reopened
May 10, 1877; closed again October 15, 1932
John Hawerth-6-17-1856
John F. Bright-12-15-1864
John Clark-6-18-1875
Zadoc Hagerman-6-10-1877
Harvey A. Patterson-2-3-1879
Enos Clark-7-9-1885
Charles M. Patterson-4-22-1889