LOCATION@1 , opened NUMBER@1 May NUMBER@2 by the District ; first served by the Piccadilly line NUMBER@3 March NUMBER@4 .

LOCATION@1 , opened NUMBER@1 May NUMBER@2 by the District ; first served by the Piccadilly Line NUMBER@3 March NUMBER@4 . Osterley & Spring Grove first served NUMBER@3 March NUMBER@4 ; closed NUMBER@5 March NUMBER@6 between LOCATION@1 and LOCATION@2 .
