Former London Bus Route E4 (1984-1991) - Chiswick - Turnham Green - Acton - Noel Road - Horn Lane - Gipsy Corner - Park Royal Road - Central Middlesex Hospital - Park Royal.
Last Operated By London United
In Operation 02/06/1984 - 08/11/1991
Route E4 was replaced by Route
H40 Past Timetables: March 1987
