Beyer-Garratt No 143 on the Welsh Highland Railway Part 1 of 2

NGG16 No 143 (2-6-2 + 2-6-2) seen here at various points on the steam operated line of the Welsh Highland Railway between Caernarfon and Beddgelert. She is the last Garratt built in Manchester by Beyer-Peacock in 1958 and she spent most of her working life in South Africa. These Garratts are said to be the most powerful narrow gauge locos in the world.