Scale: circa 1:900,000. Chart of the Irish Sea and the navigation aroung Ireland. With ten insets. Variation. Sailing directions. Blue back. Badly torn. Additional Places: coordinates given Insets: 1. Crook Haven 1:120,000 (bar); 2. Lough Foyle 1:25,000 (bar); 3. South coast of Man 1:85,000 (bar); 4. Milford Haven 1:58,000 (bar); 5. Teelin Harbour 1:24,000 (bar) 6. Belfast Lough 1:75,000 (bar); 7. North Rocks etc. 1:120,000 (bar); 8. Maidens etc 1:120,000 (bar); 9. Tuskar Rock 1:100,000 (bar); 10. Skerries Rock 1:60,000 (bar).