Acreage: Land was measured by statue acre, rood & perch; a statute acre contained 4840 sq yards reguardless of its shape, a rood was one-quarter of an acre of 1210 sq yards, a perch was one-fortieth of a rood containing thirty (30) sq yards. COUNTY CESS; A local tax levied on the occupiers of land ( Owner and tenant) to finance the operation of the grand jury. TOWNLAND; These are small areas of land such as family farms or a group of farms. The Townland is the smallest of the administrative divisions. The average townland size is 350 acres - the smallest townland is a little over an acre while the largest is over 7,000 acres. Townlands frequently take thier name from physical characteristics of the area, from ruins of churches or forts, and from clan names. The Published Townland Valuation for county Fermanagh was released in 1840. The Tenement Valuation for county Fermanagh was completed between 1861-July 4, 1863.