Title: Ordnance Survey of Northern Ireland : the one inch map (third series).
Authors: Ordnance Survey of Northern Ireland.
Publisher: Ordnance Survey of Northern Ireland,
Year: 1960
Subjects: Northern Ireland Maps.
Contents: Sheet 1. North Coast -- Sheet 2. Londonderry -- Sheet 3. Mid Antrim -- Sheet 4. Omagh -- Sheet 5. East Tyrone -- Sheet 6. Belfast -- Sheet 7. Enniskillin -- Sheet 8. Armagh -- Sheet 9. South Down.