United Airlines Flight 823 was a scheduled flight from Philadelphia International Airport, Pennsylvania, to Huntsville International Airport, Alabama, with 39 on board. On July 9, 1964, around 18:15 E
Parrottsville, Tennessee
…Swaggerty Blockhouse United Airlines Flight 823 Town of Parrottsville official website…
N7405, the aircraft involved, at Chicago O'Hare International Airport in 1963