1. A letter to Professor A.B. Palmer, A.M., M.D., of the University of Michigan: being a reply to his Four lectures on homoeopathy Author(s): Hempel, Charles J. (Charles Julius), 1811-1879 Publication: Detroit, Mich. : Office of the American Homoeopathic Observer, 1869 Subject(s): HomeopathyDissent and DisputesPalmer, Alonzo Benjamin, 1815-1887.