Accessing Maps

Historic Ordnance Survey Maps
Original maps are either in still in bound volumes in which case they can be consulted in the Library’s Main Reading Room, or they have been withdrawn for conservation and can be viewed by appointment. Readers should consult the following list to check availability prior to making a visit:

Conserved OSI Maps List  Conserved_OSI_Maps_List_April06.pdf (0.01 MB, Adobe PDF)

Modern Ordnance Survey Maps 
Maps and Atlases published in book and spiral bound format are catalogued and stored with the Irish book collection and can be consulted in the Main Reading Room. Folded and rolled maps (ie. those on a single sheet) are conserved and stored with the Ordnance Survey Map Collection and can be consulted by appointment. This includes those OSI maps in the Discovery, Holiday and City & Town Series.

To make an appointment  please contact: pdappointments@nli.ie

Map Surrogates

Ireland, 6 Inch 1st edition maps (1833-46)
Microfiche copies of the 6 Inch Ordnance Survey maps  (1833-46)  for the whole of Ireland are available from the Reference Desk in the main Reading Room. These maps are also available in digital format on the Ordnance Survey of Ireland website (www.osi.ie) which is freely available to readers in the National Library's Online Services Room.

Dublin, 5 Foot maps (1840-47)
These maps have been digitised and are included on the Irish Origins website (www.irishorigins.com) which is freely available to readers in the National Library's Online Services Room. 

Historic OSI Maps online
The National Library is participating in a major digitisation project by the Ordnance Survey of Ireland. This offers online access to maps produced by the Ordnance Survey between 1829 and 1913 and also includes genealogical (location of schools, graveyards, churches, workhouses etc.) and environmental data. Readers can view these maps together with this additional data on the OSI website (www.osi.ie) which is freely available to readers in the National Library's Online Services Room. 

OSI map showing St. Stephen's Green (1911, 25-inch, Dublin sheet 18).
OSI map showing St. Stephen's Green (1911, 25-inch, Dublin sheet 18).
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