29th July 1980
B.R. (L.M.R.)
(Merrymaker Mystery Excursion)
| Loco Used | 47509 | 
Route :
| Loco | Route | 
| 47509 | London St Pancras - (via MML) - Leicester - Stamford - Peterborough - Whittlesea - March - Ely North Jn - Shippea Hill - Attleborough - Wymondham - Swingbridge Jn - Wensum Jn - Brundall - Reedham - Oulton Broad North - Lowestoft | 
| 47509 | Lowestoft - (reverse of outward route) - London St Pancras | 
Notes :
(1) No timings were issued to passengers.
Source : Keith Hayward (joined/left the train at Luton)
 
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Timings (Booked Only)
(from Keith Hayward)
| Location | Booked (out) | Booked (rtn) | 
| St Pancras | ??.??d | ??.??a | 
| Luton | ??.??a ~ 08.42d | ??.??a ~ ??.??d | 
| Lowestoft | ??.??a | 18.25d |