4 1 , ▁M addy ▁became ▁the ▁Ann ▁Ar bor ▁Sym phony ▁Orchestra ' s ▁fourth ▁music ▁director ▁after ▁conduct or ▁William ▁Champion ▁was ▁called ▁into ▁service ▁with ▁the ▁United ▁States ▁Navy . ▁In ▁honor ▁of ▁Champion , ▁M addy ▁led ▁the ▁or chestra ▁in ▁a ▁song ▁page ant , ▁“ B attle ▁Songs ▁of ▁Fre edom ,” ▁at ▁the ▁U . ▁S . ▁Navy ▁Service ▁School ▁in ▁D ear born , ▁Michigan ▁in ▁ 1 9 4 2 . ▁M addy ▁maintained ▁strong ▁t ies ▁to ▁the ▁National ▁Music ▁Camp ▁at ▁Inter lo chen ▁and ▁helped ▁to ▁establish ▁the ▁Lang ford ▁youth ▁scholar ships ▁along ▁with ▁sym phony ▁supp or ters . ▁This ▁scholar ship ▁enabled ▁local ▁students ▁to ▁attend ▁the ▁camp . ▁By ▁ 1 9 4 9 , ▁M addy ▁had ▁grown ▁the ▁or chestra ▁to ▁a ▁full - s ized ▁sym phony ▁with ▁sevent y - five ▁mus icians ▁listed ▁in ▁the ▁or chestra ' s ▁attend ance ▁book . ▁He ▁was ▁succeeded ▁by ▁Ori en ▁Dal ley ▁in ▁ 1 9 5 1 . ▁ ▁M addy ▁published ▁and ▁collabor ated ▁on ▁a ▁number ▁of ▁instruction al ▁materials ▁and ▁courses ▁for ▁elementary ▁band ▁and ▁or chestra ▁including ▁the ▁Universal ▁Te acher , ▁T rit one ▁Fol io , ▁the ▁Will is ▁Gr aded ▁School ▁Orchestra ▁and ▁Band ▁Series , ▁and ▁the ▁Modern ▁School ▁Gr aded ▁Orchestra ▁Books . ▁ ▁He ▁was ▁a ▁member ▁of ▁the ▁E psilon ▁chapter ▁of ▁Ph i ▁Mu ▁Al pha ▁S inf onia ,