The Inny Valley Railway was a private narrow gauge railway located at Trebullett

Trebullett

Trebullett is a hamlet in Cornwall, England, UK. It is about one mile west of Lezant. Another hamlet, Lower Trebullett, is further south....

, near Launceston in Cornwall

Cornwall

Cornwall is a unitary authority and ceremonial county of England, within the United Kingdom. It is bordered to the north and west by the Celtic Sea, to the south by the English Channel, and to the east by the county of Devon, over the River Tamar. Cornwall has a population of , and covers an area of...

, England

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

. The railway was established by James Evans and ran around a field adjoining a workshop for the railway and a mill. Steam locomotives based at the railway were Velinheli built by Hunslet

Hunslet

Hunslet is an inner-city area in south Leeds, West Yorkshire, England. It is south east of the city centre and has an industrial past.Hunslet had many engineering companies based in the district, such as John Fowler & Co...

 in 1886 and Sybil built by W.G. Bagnall

W.G. Bagnall

W. G. Bagnall was a locomotive manufacturer from Stafford, England. It was founded in 1875 by William Gordon Bagnall and ceased trading in 1962 when it was taken over by English Electric Co Ltd. The company was located at the Castle Engine Works, in Castle Town, Stafford...

 in 1906, both previously in use at the Dinorwic Quarry

Dinorwic Quarry

The Dinorwic Slate Quarry is a large former slate quarry, now home to the Welsh National Slate Museum, located between the villages of Llanberis and Dinorwig in north Wales. It was the second largest slate quarry in Wales, indeed in the world, after the neighbouring Penrhyn Quarry....

. There was also a diesel locomotive built by Motor Rail

Motor Rail

Motor Rail was a British locomotive-building company, based in Bedford. Formed in 1911 as The Motor Rail & Tramcar Co Ltd, they built petrol and diesel engined locomotives, mainly narrow gauge. During World War I over 900 locos were supplied for use on temporary military supply railways...

 and a passenger carriage built using redundant church pews. After closure the steam locomotives and carriage went to the Launceston Steam Railway

Launceston Steam Railway

The Launceston Steam Railway is narrow gauge railway operating from the town of Launceston in Cornwall. The railway is built on the trackbed of the North Cornwall Railway to the gauge of and runs for 2½ miles to Newmills, where there is a farm park....

 whilst the diesel locomotive went to Alan Keef

Alan Keef

Alan Keef Ltd is a British narrow gauge railway engineer which manufactures, overhauls and deals in narrow gauge locomotives, rolling stock and associated equipment....