Irish and Local Studies Department

Approx. 3,500 sheets. OS 1:10,560 for County Down and South Antrim (1830s to date); OS 1:2,500 and town plans. Maps of the Second Valuation (1860s).
Current small scale topographical and Geological Survey maps for Northern Ireland. Admiralty charts for Northern Irish coastal areas. Goad plans for some Co. Down towns.

Note: A small local collection is also available at the Downpatrick Library (Market Street, Downpatrick, BT30 6LZ, Tel 01396 612895). For further information contact the Branch Librarian (tel. 0846-601749).