Map Man

Martin Hotine’s Ordnance Survey (1935-1950) (1x8)

Air date: Nov 04, 2004

Being an OS surveyor in the 1930s was back-breaking work, as Nicholas Crane discovers. Braving the wilds of the Scottish Highlands, he conducts his own triangulation survey - will his efforts measure up to the exacting standards demanded by Britain's national mapping agency?