ro ch ▁s our ced ▁from ▁Simon ▁F ras er . ▁W att ' s ▁own ▁bag pipe ▁compos itions ▁are ▁influenced ▁by ▁Simon ▁F ras er ' s ▁p ib ro ch ▁style . ▁ ▁Contempor ary ▁ce ò l ▁m ór ▁rev ival ▁ ▁Performance - based ▁p ib ro ch ▁research ▁ ▁An ▁emer ging ▁model ▁of ▁histor ically ▁informed ▁practice - based ▁research ▁into ▁p ib ro ch ▁is ▁being ▁conducted ▁by ▁innov ative ▁pi per / sch ol ars ▁such ▁as ▁Bar nab y ▁Brown ▁and ▁All an ▁Mac Donald . ▁Brown ▁has ▁research ed ▁p ib ro ch ▁documented ▁in ▁historical ▁manuscript s , ▁foc using ▁particularly ▁on ▁the ▁Campbell ▁Can nt aire ach d ▁MS . ▁He ▁has ▁rev ived ▁and ▁recorded ▁less er ▁known ▁p ib ro ch ▁such ▁as ▁" H io em tra ▁Ha ent ra " ▁and ▁" Hi hor odo ▁H ih ar ara " ▁from ▁the ▁Campbell ▁Can nt aire ach d ▁MS ▁that ▁have ▁not ▁been ▁public ly ▁performed ▁for ▁hundreds ▁of ▁years ▁and ▁plays ▁them ▁on ▁rep lica ▁early ▁bag pip es ▁from ▁the ▁period . ▁He ▁has ▁made ▁his ▁analysis ▁of ▁p ib ro ch ▁can nt aire ach d , ▁orn ament ation ▁and ▁performance ▁techniques ▁available ▁as ▁an ▁online ▁resource ▁with ▁recorded ▁audio ▁demonstr ations . ▁Brown ▁is ▁compos ing ▁and ▁recording ▁new ▁works ▁of ▁p ib ro ch ▁and ▁related ▁musical ▁trad itions ▁informed ▁by ▁this ▁research . ▁Bar nab y ▁Brown ▁has ▁collabor