1 For more examples of usage of this term, see Citations:pintle. ( gunnery) An iron pin used to control recoil of a cannon or around which a gun carriage revolves.
Karns City, Pennsylvania. For other uses, see Karns (disambiguation). Karns City is a borough in Butler County, Pennsylvania, United States. The population was 209 at the 2010 census.
Sponsored Topics. Hartstown is a census-designated place (CDP) in Crawford County, Pennsylvania, United States. The population was 246 at the 2000 census. Hartstown is located at 41Â°33â²4â³N 80Â°22â²39â³W / 41.55111Â°N 80.3775Â°W / 41.55111; -80.3775 (41.551126, -80.377475).