My 3rd ggrandfather was Dr. Hiram P. Allen of Putnam Co. Indiana, preliminary details are posted below.If this looks like a potential match, please contact me privately to share more details.
ALLEN, Dr. Hiram P.b. 15 Aug 1827 Indiana); d. [Abt 1895 Bowling Green, Clay Co IN] md. 1 Oct 1848 (Putnam Co IN) to: +BRUNER, Nancyb. 1831 Iowa; d. 16 Jan 1850, Greencastle, Putnam Co IN; Child of Hiram and Nancy: Charlesb. 5 Jan 1850 Putnam IN; d. 5 Oct 1923 Benton Twnp, Adair Co, MO; +KNETZER, Mary Ellenb. Abt 1830; Putnam IN; d. Bef. 1887; md. 19 Jun 1850 in Putnam IN. Children of Hiram and Mary: Marthab. Abt 1851 (Putnam Co IN) Milfordb. Abt 1853 (Putnam Co IN) Marildab.1856 (Putnam Co IN) Catharineb. Abt 1860 (Putnam Co IN)[called "Kate" in 1870 Census] Oscarb. Abt 1870 (Puntam Co IN)
Hiram was a graduate of Rush Medical College (Chicago) 1858-59.