07.04.48

TC

*ST

*ST/STL

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OLD COULSDON, Coulsdon, Purley, Croydon, THORNTON HEATH POND (MS)
NEW ROUTE, allocation taken from Route 166

13.04.49

TC

*RT

*RT

--

Converted to RT operation.

09.01.52

TC

8RT

11RT

--

Route given own allocation.

22.10.52
Route withdrawn, replaced by Route 190.

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31.10.70

TC

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4SMS

CHIPSTEAD VALLEY, Coulsdon, Purley, Croydon, THORNTON HEATH GARAGE (Suns)
NEW OPO ROUTE: Replaced withdrawn section of Route 59

06.01.73

TC

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4DMS

Converted to double deck operation.

02.02.85
Route withdrawn, replaced by new Route 59.