5 sheets of the Ordnance Survey of Ireland six-inch First Edition
joined: County Londonderry sheets [XIII, XIV, XX, XXI and XXII]: the combined
map covering the city of Londonderry and its environs in Templemore and
Clondermot (or Glendermot) parishes, with areas outside of these parishes being
left blank; (the whole of this area is now in Northern Ireland). The acreage of
each township is shown. Scale: 6 inches to 1 mile. Surveyed by Captain [M A]
Waters and Lieutenants [W] Lancey, [E] Vicars and [C E] Wilkinson, all of the
Royal Engineers; engraved by John Oldham, under the direction of Lieutenant [T
A] Larcon, Royal Engineers, at the Ordnance Survey Office, Phoenix Park,
Dublin, 1831; ornamentation by James Duncan and J Macaulay; writing by Michael
Sandys; [published 1833]. All of the marginalia, including sheet numbers, have
been trimmed away; a small sheet, presumably taken from these trimmings,
bearing a scale bar and mapmaker information has been affixed the the face of
the map. Endorsed with the name of Lieutenant Colonel [T F] Colby, 1837.