Map No. 72, Upper Clyde Valley, in the Ordnance Survey Landranger series at 1:50, 000, including Lanark, Biggar, Stane, Newmains, Overtown, Forth, Braehead, Carlops, West Linton, Dolphinton, Carnwath, Carstairs, Carluke, Crossford, Lesmahagow, Libberton, Elsrickle, Thankerton, Rigside, Stobo, Broughton, Drumelzier, Symington, Coalburn, Douglas, Roberton, Crawfordjohn, Abington, Crawford & Tweedsmuir, with the Pentland Hills, Clydesdale, the peak of Broad Low, plus six reservoirs: Cobbinshaw, Crosswood, West Water, Camps, Talla & Megget. Edition D2; Publication date October 2013 About Ordnance Survey