Citations
Ordnance Survey of Northern Ireland : map publication report no 4 for the period 1.4.79 to 30.6.79, 1979-04-01 - 1979-06-30, GBR/3296/Maps/CCSA.OSNI_144_2/4, OSNI_144_2/4. Cambridge University Library. |
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Ordnance Survey of Northern Ireland : map publication report no 4 for the period 1.4.79 to 30.6.79, 1979-04-01 - 1979-06-30, GBR/3296/Maps/CCSA.OSNI_144_2/4, OSNI_144_2/4. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/241685 Accessed November 20, 2024. |