Ruthin Inclosure, map in 6 parts, part 4
parishes of Derwen, Clocaenog and Efenechtyd
16 July 1860
Scale: [26.6in. to one mile]
Size: 52in. x 102in. [1300 x 2545]
Properties include Twll y Mwg; Hen Wilfa; Pen y Ffrith; Tan y Graig; Llidiardal; Cymro; Pinfold; Caewgan; Plas Gwtta; Plas Eilig; Bryn Moel; Parc Bach and Tyn y Celyn