Popular edition, revised in 1972. Ireland. Director at the Ordnance Survey Office. One map printed on both sides. Recto: Dublin City - north. Inset: Howth peninsula (1:63,360). Verso: Dublin City - south Inset: Dublin center (1:7,040). "National grid." In lower left margin: "Revised in 1972. Bus routes revised to 12-12-72." In lower right margin: "4-74; 12,000.".