1749
Stonebridge Park
Departed at 1751
London Underground service
2
1752
Elephant & Castle (Lt)
Departed at 1759
London Underground service
1
1753
Queens Park (London)
Bus service
London Underground service
1753
Queens Park (London)
Bus service
London Underground service
1754
Wembley Central
Bus service
London Underground service
1754
Harrow & Wealdstone
Bus service
London Underground service
1756
Harrow & Wealdstone
Departed at 1800
London Underground service
2
1757
Elephant & Castle (Lt)
Departed at 1802
London Underground service
1
1801
Watford Junction
Cancelled (points failure)
London Overground service
1802
London Euston
Departed at 1815
London Overground service
1
1803
Queens Park (London)
Bus service
London Underground service
1804
Harrow & Wealdstone
Bus service
London Underground service
1804
Stonebridge Park
Departed at 1812
London Underground service
2
1806
Elephant & Castle (Lt)
Departed at 1811
London Underground service
1
1808
Queens Park (London)
Bus service
London Underground service
1809
Wembley Central
Bus service
London Underground service
1811
Harrow & Wealdstone
Departed at 1816
London Underground service
2
1812
Elephant & Castle (Lt)
Departed at 1820
London Underground service
1
1813
Queens Park (London)
Bus service
London Underground service
1814
Harrow & Wealdstone
Bus service
London Underground service
1815
Watford Junction
Cancelled (points failure)
London Overground service
1818
London Euston
Cancelled (points failure)
London Overground service
1819
Stonebridge Park
Departed at 1821
London Underground service
2
1822
Elephant & Castle (Lt)
Departed at 1828
London Underground service
1
1823
Queens Park (London)
Bus service
London Underground service
1823
Queens Park (London)
Bus service
London Underground service
1824
Harrow & Wealdstone
Bus service
London Underground service
1824
Wembley Central
Bus service
London Underground service
1826
Harrow & Wealdstone
Departed at 1830
London Underground service
2
1827
Elephant & Castle (Lt)
Departed at 1835
London Underground service
1
1831
Watford Junction
Cancelled (points failure)
London Overground service
1832
London Euston
Departed on time
London Overground service
1
1833
Queens Park (London)
Bus service
London Underground service
1834
Harrow & Wealdstone
Bus service
London Underground service
1834
Stonebridge Park
Departed on time
London Underground service
2
1836
Elephant & Castle (Lt)
Cancelled (delay caused on non-Network Rail line)
London Underground service
1838
Queens Park (London)
Bus service
London Underground service
1839
Wembley Central
Bus service
London Underground service
1841
Harrow & Wealdstone
Cancelled (delay caused on non-Network Rail line)
London Underground service
1842
Elephant & Castle (Lt)
Departed at 1843
London Underground service
1
1843
Queens Park (London)
Bus service
London Underground service
1844
Harrow & Wealdstone
Bus service
London Underground service
1845
Watford Junction
Cancelled (points failure)
London Overground service
1848
London Euston
Departed on time
London Overground service
1
1849
Stonebridge Park
Departed at 1854
London Underground service
2
1852
Elephant & Castle (Lt)
Departed at 1854
London Underground service
1
1853
Queens Park (London)
Bus service
London Underground service
1853
Queens Park (London)
Bus service
London Underground service
1854
Wembley Central
Bus service
London Underground service
1854
Harrow & Wealdstone
Bus service
London Underground service
1856
Harrow & Wealdstone
Departed at 1900
London Underground service
2
1857
Elephant & Castle (Lt)
Departed on time
London Underground service
1
1901
Watford Junction
Departed at 1904
London Overground service
2
1902
London Euston
Departed on time
London Overground service
1
1903
Queens Park (London)
Bus service
London Underground service
1904
Harrow & Wealdstone
Bus service
London Underground service
1904
Stonebridge Park
Departed at 1906
London Underground service
2
1906
Elephant & Castle (Lt)
Departed at 1907
London Underground service
1
1908
Queens Park (London)
Bus service
London Underground service
1909
Wembley Central
Bus service
London Underground service
1911
Harrow & Wealdstone
Departed at 1918
London Underground service
2
1912
Elephant & Castle (Lt)
Departed on time
London Underground service
1
1913
Queens Park (London)
Bus service
London Underground service
1914
Harrow & Wealdstone
Bus service
London Underground service
1917
Watford Junction
Departed on time
London Overground service
2
1918
London Euston
Departed on time
London Overground service
1
1920
Stonebridge Park
Departed at 1922
London Underground service
2
1922
Elephant & Castle (Lt)
Cancelled (delay caused on non-Network Rail line)
London Underground service
1924
Wembley Central
Bus service
London Underground service
1924
Harrow & Wealdstone
Bus service
London Underground service
1924
Queens Park (London)
Bus service
London Underground service
1924
Queens Park (London)
Bus service
London Underground service
1926
Harrow & Wealdstone
Departed at 1929
London Underground service
2
1927
Elephant & Castle (Lt)
Departed on time
London Underground service
1
1931
Watford Junction
Departed at 1933
London Overground service
2
1932
London Euston
Departed on time
London Overground service
1
1933
Harrow & Wealdstone
Bus service
London Underground service
1933
Wembley Central
Bus service
London Underground service
1934
Queens Park (London)
Bus service
London Underground service
1934
Stonebridge Park
Departed at 1936
London Underground service
2
1936
London Road Depot
Departed on time
London Underground service
1
1938
Harrow & Wealdstone
Bus service
London Underground service
1939
Queens Park (London)
Bus service
London Underground service
1941
Harrow & Wealdstone
Departed at 1950
London Underground service
2
1942
Elephant & Castle (Lt)
Cancelled (delay caused on non-Network Rail line)
London Underground service
1944
Queens Park (London)
Bus service
London Underground service
1946
Watford Junction
Departed at 1947
London Overground service
2
1947
London Euston
Departed at 1956
London Overground service
1