. "London Post Office (Tube) Railway" . "64.3736" . "Closed; partially re-opened as museum" . . . . . "Postal Tube Railway" . . "2003-05-31" . "9" . "Post Office" . . . "Mail Rail" . . "21.336" . . "Post Office Underground Railway" . . . . . . . "London Post Office Railway" . "10460.736" . "London Post Office Railway" . "1927" . . . "Post Office Railway" . . . . "2003" . . "underground rail system" . . . . . . "Post Office Railway (London)" . . . . . . . "1927-12-03" . . .