▁the ▁notes ▁that ▁is ▁part ▁a ▁high ▁percentage ▁of ▁written ▁music ▁for ▁the ▁Native ▁American ▁fl utes ▁is ▁not ▁necessarily ▁part ▁of ▁Nak ai ▁tab l ature . ▁ ▁The ▁use ▁of ▁a ▁standard ▁key ▁signature ▁for ▁written ▁music ▁that ▁can ▁be ▁used ▁across ▁Native ▁American ▁fl utes ▁in ▁a ▁variety ▁of ▁keys ▁class ifies ▁the ▁instrument ▁as ▁a ▁trans pos ing ▁instrument . ▁ ▁Music ▁▁ ▁Ext ensive ▁eth n ographic ▁record ings ▁were ▁made ▁by ▁early ▁anth rop olog ists ▁such ▁as ▁Alice ▁C unning ham ▁F let cher , ▁Franz ▁Bo as , ▁Frank ▁Spe ck , ▁Frances ▁D ens more , ▁and ▁Francis ▁La ▁F les che . ▁A ▁small ▁portion ▁of ▁these ▁record ings ▁included ▁Native ▁American ▁fl ute ▁playing . ▁One ▁catalog ▁lists ▁ 1 1 0 ▁eth n ographic ▁record ings ▁made ▁prior ▁to ▁ 1 9 3 0 . ▁ ▁These ▁record ings ▁capture ▁traditional ▁styles ▁of ▁playing ▁the ▁instrument ▁in ▁a ▁sampling ▁of ▁ind igen ous ▁cult ures ▁and ▁settings ▁in ▁which ▁the ▁instrument ▁was ▁used . ▁ ▁However , ▁the ▁legal ▁and ▁eth ical ▁issues ▁surrounding ▁access ▁to ▁these ▁early ▁record ings ▁are ▁complex . ▁Because ▁of ▁inc idents ▁of ▁mis app ropri ation ▁of ▁eth n ographic ▁materials ▁recorded ▁within ▁their ▁ ▁territ ories , ▁Ind igen ous ▁communities ▁today ▁claim ▁a ▁say ▁over ▁whether , ▁how ▁and ▁on ▁what ▁terms ▁ ▁elements ▁of ▁their ▁int ang ible ▁cultural ▁her itage ▁are ▁studied , ▁recorded , ▁re - used ▁and ▁ ▁represented