Ireland, route map with Londonderry, Letterkenny and Dunsanagby, 1783.

[ The Londonderry to and Dunsanagby route, via Letterkenny ] engraved by G.Terry and published in Taylor and Skinner's Maps of the Roads of Ireland, (2nd edition), 1783. On the verso is the Carrick to Killesandra and Swanlinbar route via Leitrim. Copper engraved map. Size 12 x 21.5 cms plus good margins. Ref F5966