sentences:  This also results in limited visibility for the driver and in recent times it has been fitted with closed circuit television cameras to aid vision.However, this disability ensures that the locomotive is used largely on shunting and permanent way duties being unsuitable for passenger workings.When the County Donegal Railways Joint Committee was selling surplus assets in the early 1960s, the Isle of Man Railway were looking for a cheap alternative to their ageing steam locomotive fleet and purchased these two railcars.