1807
London Euston
Departed at 1820
London Overground service
1
1817
Elephant & Castle (Lt)
Departed at 1825
London Underground service
1
1817
Queens Park (London)
Bus service
London Underground service
1818
Harrow & Wealdstone
Bus service
London Underground service
1821
Harrow & Wealdstone
Departed at 1825
London Underground service
2
1822
Queens Park (London)
Bus service
London Underground service
1823
London Euston
Departed on time
London Overground service
1
1823
Wembley Central
Bus service
London Underground service
1826
Watford Junction
Cancelled (points failure)
London Overground service
1826
Elephant & Castle (Lt)
Departed at 1833
London Underground service
1
1828
Harrow & Wealdstone
Bus service
London Underground service
1829
Stonebridge Park
Departed on time
London Underground service
2
1832
Queens Park (London)
Bus service
London Underground service
1832
Queens Park (London)
Bus service
London Underground service
1832
Elephant & Castle (Lt)
Departed at 1840
London Underground service
1
1836
Harrow & Wealdstone
Cancelled (delay caused on non-Network Rail line)
London Underground service
1837
London Euston
Departed on time
London Overground service
1
1838
Harrow & Wealdstone
Bus service
London Underground service
1838
Wembley Central
Bus service
London Underground service
1839
Watford Junction
Cancelled (points failure)
London Overground service
1841
Elephant & Castle (Lt)
Cancelled (delay caused on non-Network Rail line)
London Underground service
1842
Queens Park (London)
Bus service
London Underground service
1844
Stonebridge Park
Departed at 1850
London Underground service
2
1847
Queens Park (London)
Bus service
London Underground service
1847
Elephant & Castle (Lt)
Departed at 1848
London Underground service
1
1848
Harrow & Wealdstone
Bus service
London Underground service
1851
Harrow & Wealdstone
Departed at 1855
London Underground service
2
1852
Queens Park (London)
Bus service
London Underground service
1853
London Euston
Departed on time
London Overground service
1
1853
Wembley Central
Bus service
London Underground service
1856
Watford Junction
Departed at 1859
London Overground service
2
1856
Elephant & Castle (Lt)
Departed at 1858
London Underground service
1
1858
Harrow & Wealdstone
Bus service
London Underground service
1859
Stonebridge Park
Departed at 1901
London Underground service
2
1902
Elephant & Castle (Lt)
Departed on time
London Underground service
1
1902
Queens Park (London)
Bus service
London Underground service
1902
Queens Park (London)
Bus service
London Underground service
1906
Harrow & Wealdstone
Departed at 1914
London Underground service
2
1907
London Euston
Departed on time
London Overground service
1
1908
Wembley Central
Bus service
London Underground service
1908
Harrow & Wealdstone
Bus service
London Underground service
1911
Elephant & Castle (Lt)
Departed on time
London Underground service
1
1912
Queens Park (London)
Bus service
London Underground service
1912
Watford Junction
Departed on time
London Overground service
2
1915
Stonebridge Park
Departed at 1917
London Underground service
2
1917
Elephant & Castle (Lt)
Departed on time
London Underground service
1
1917
Queens Park (London)
Bus service
London Underground service
1918
Harrow & Wealdstone
Bus service
London Underground service
1921
Harrow & Wealdstone
Departed at 1925
London Underground service
2
1922
Queens Park (London)
Bus service
London Underground service
1923
Wembley Central
Bus service
London Underground service
1923
London Euston
Departed on time
London Overground service
1
1926
Watford Junction
Departed at 1928
London Overground service
2
1926
Elephant & Castle (Lt)
Cancelled (delay caused on non-Network Rail line)
London Underground service
1928
Harrow & Wealdstone
Bus service
London Underground service
1929
Stonebridge Park
Departed at 1930
London Underground service
2
1932
Queens Park (London)
Bus service
London Underground service
1932
Queens Park (London)
Bus service
London Underground service
1932
Elephant & Castle (Lt)
Departed on time
London Underground service
1
1936
Harrow & Wealdstone
Departed at 1944
London Underground service
2
1937
London Euston
Departed on time
London Overground service
1
1938
Wembley Central
Bus service
London Underground service
1938
Harrow & Wealdstone
Bus service
London Underground service
1941
London Road Depot
Departed on time
London Underground service
1
1941
Watford Junction
Departed at 1942
London Overground service
2
1942
Queens Park (London)
Bus service
London Underground service
1944
Stonebridge Park
Departed at 1947
London Underground service
2
1947
Elephant & Castle (Lt)
Cancelled (delay caused on non-Network Rail line)
London Underground service
1947
Queens Park (London)
Bus service
London Underground service
1948
Harrow & Wealdstone
Bus service
London Underground service
1951
Harrow & Wealdstone
Departed at 1955
London Underground service
2
1952
Queens Park (London)
Bus service
London Underground service
1952
London Euston
Departed at 2001
London Overground service
1
1953
Wembley Central
Bus service
London Underground service
1956
London Road Depot
Departed at 1958
London Underground service
1
1956
Watford Junction
Departed at 1957
London Overground service
2
1958
Harrow & Wealdstone
Bus service
London Underground service
1959
Stonebridge Park
Departed at 2000
London Underground service
2
2002
Elephant & Castle (Lt)
Departed at 2004
London Underground service
1
2002
Queens Park (London)
Bus service
London Underground service
2002
Queens Park (London)
Bus service
London Underground service
2006
Harrow & Wealdstone
Departed on time
London Underground service
2
2007
London Euston
Cancelled (points failure)
London Overground service
2008
Harrow & Wealdstone
Bus service
London Underground service
2011
London Road Depot
Cancelled (delay caused on non-Network Rail line)
London Underground service
2011
Watford Junction
Departed at 2012
London Overground service
2
2012
Queens Park (London)
Bus service
London Underground service
2014
Stonebridge Park
Departed at 2016
London Underground service
2