Archive sounds of Class 37s in Scotland in the Mid 1980s Diesels of class 37 at work between Glasgow and Arisaig in 1986 and 1987. Locations include Bridge of Orchy, Inverhaggernie, Glasgow Queen Street, County March Summit, Arisaig, Craigendoran Junction, Tyndrum Upper, Glenfinnan Viaduct, Spean Bridge, Roy Bridge and Rannoch. Locomotives featured include 37012, 37014, 37406 The Saltire Society, 37407 Loch Long, 37408 Loch Rannoch, 37409 Loch Awe, 37411, 37412 Loch Lomond, 37422 and 37423.