ant ▁fac ades ▁were ▁in ▁his ▁usual ▁rest rained ▁and ▁symmet rical ▁style . ▁ ▁The ▁great ▁garden ▁fac ade ▁is ▁terminated ▁by ▁Ven et ian ▁windows ▁at ▁each ▁end , ▁while ▁in ▁the ▁centre , ▁a ▁single ▁store y ▁port ico ▁is ▁so ▁un ost ent ati ous ▁as ▁to ▁be ▁almost ▁a ▁por ch . ▁ ▁The ▁roof - line ▁is ▁hidden ▁by ▁a ▁bal ust rade , ▁broken ▁by ▁an ▁un supported ▁ped iment ▁over ▁the ▁central ▁bay . ▁ ▁The ▁inter iors ▁are ▁a ▁ri ot ▁of ▁pl aster - work ▁orn ament ation . ▁The ▁La f ranch ini ▁brothers , ▁famous ▁for ▁their ▁pl aster - work , ▁executed ▁some ▁of ▁their ▁fin est ▁work ▁here , ▁and ▁would ▁work ▁again ▁with ▁Cass els ▁at ▁Russ borough . ▁ ▁The ▁Con olly ▁Fol ly ▁The ▁Con olly ▁Fol ly ▁was ▁designed ▁by ▁him , ▁and ▁built ▁in ▁ 1 7 4 0 ▁as ▁a ▁park ▁orn ament ▁for ▁Cast let own ▁House . ▁ ▁Russ borough ▁House ▁( 1 7 4 2 ) ▁▁ ▁Russ borough ▁was ▁designed ▁by ▁Cass els ▁for ▁Joseph ▁Le es on , ▁ 1 st ▁Earl ▁of ▁Mill town . ▁It ▁was ▁built ▁between ▁ 1 7 4 1 ▁and ▁ 1 7 5 5 . ▁ ▁A ▁central ▁block ▁containing ▁the ▁principal ▁rooms ▁is ▁fl ank ed ▁by ▁cur ved ▁and ▁segment ed ▁col onn ades ▁leading ▁to ▁two ▁symmet rical ▁service ▁blocks . ▁ ▁The ▁main ▁entrance , ▁at ▁the