Safe Harbor, Pennsylvania

Dauphin County, Pennsylvania），並與斯瓦塔拉溪（英语：Swatara Creek）合流。流經三哩島南面的約克哈芬水壩（英语：York Haven Dam）後，河流會經過哥倫比亞和安全港（英语：Safe Harbor, Pennsylvania）等地，並與科內斯托加河（英语：Conestoga

History, 54, 101-102. Vice Admiral George C. Dyer. On the Treadmill to Pearl Harbor: The Memoirs of Admiral James O. Richardson, U.S.N. (Retired). Naval History

Great Northern Air Griffing Flying Service - Port Clinton, Ohio Harbor Airlines - Oak Harbor, Washington State Homer Air - Alaska Iliamna Air Taxi - Alaska

2014 [12 February 2014].  ASN Accident Description (Iran Air-277). Aviation Safety Network. 9 January 2011 [28 May 2013].  Air show disaster pilots jailed

2019-12-06 [2019-12-11]. （原始内容存档于2019-12-11）.  The latest on the Pearl Harbor shooting. Navy Times. 2019-12-06 [2019-12-11].  US unemployment is the lowest