Geological survey of Ireland : (Ardee) Sheet 81.

Geological survey of Ireland : (Ardee) Sheet 81. Ordnance Survey of Ireland. The geology of this map published, Decr. 1870. Sir Roderick I. Murchison Bart. K.C.B. Director General. Edward Hull M.A. F.R.S. Director. Surveyed by W.B. Leonard. Engraved at the Ordnance Survey Office Dublin, under the direction of Lt. Colonel Leach R.E. The outline by Robert Mahony, the writing by H. Grandison, the ornament by Henry Duncan. Published by Colonel H. James R.E. F.R.S. M.R.I.A.&c. Superintendent of the Ordnance Survey.

Ordnance Survey of Ireland

1870

1900

Ordnance Survey of Ireland

1:63 360

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