Their holdings comprised 70,000 acres ( 280 km ) in counties Cavan , Donegal , Down , Fermanagh , Meath and Tyrone .
The Leslie family were one of the largest land - owning families in the late 19th century .
families ' holdings comprised 70,000 acres ( 280 km ) in counties Cavan , Donegal , Down , Fermanagh , Meath and Tyrone .
The Leslie family were one of the largest land - owning families in the late 19th century .