Derry-Londonderry /
Thomas, Avril.
Simms, Anngret.
Clarke, Howard B.
Gillespie, Raymond.
Royal Irish Academy.
Ordnance Survey of Ireland.
Ordnance Survey of Northern Ireland.
Dublin : Royal Irish Academy,
2005.
Maps prepared in association with the Ordnance Survey of Ireland and the Ordnance Survey of Northern Ireland.
In plastic wallet.
Includes bibliographical references.