Go to the Lycoming, PA genweb page to find out more about them.I believe Samuel Overmyer went to KS in the late 1870s.There is a ton of info on them there.
here is some stuff from world tree.
ID: I502404257 Name: Samuel Philip OVERMYER Given Name: Samuel Philip Surname: Overmyer Sex: M Birth: 6 Mar 1816 in Union county, Pennsylvania Death: 14 Apr 1896 in Iola, Kansas Burial: Highland Cemetery, Iola kansas
Father: John OVERMYER b: 10 Apr 1788 in Union County, Pa. Mother: Maria Barbara GENSEL b: 1779
Marriage 1 Evelina YOUNT b: 14 Apr 1822 in Nippenose , Pennsylvania Married: 29 Sep 1840 in Nippenose Township, Lycoming Cnty. Penn. Children John B. OVERMYER b: 29 Jun 1841 in Lycoming County, Pennsylvania Sarah P. OVERMYER b: 10 Apr 1843 in Lycoming County, Pennsylvania Mary E. OVERMYER b: 30 May 1845 in Lycoming County, Pennsylvania Martha A. OVERMYER b: 3 Feb 1847 Margaret L. OVERMYER b: 26 Apr 1849 in Lycoming County, Pennsylvania James S. OVERMYER b: 1 May 1851 in Limestone, Pennsylvania Catherine E. OVERMYER b: 3 Feb 1853 Emma Francis OVERMYER b: 23 Dec 1854 in Nippenose Township, pennsylvania Anna Josephine OVERMYER b: 30 Dec 1856 Hattie L. OVERMYER b: 4 Apr 1859 Mercy Kelcy OVERMYER b: 22 Jun 1861 in Limestone, Pa. Levina R. OVERMYER b: 2 Mar 1864
I am looking for info on Martha Ann Overmyer and Jacob Bailey, her husband.They were in the 1900 Lycoming census.