<prompt> Bhala okuqhubekayo kwalesi sigaba - Okuphawuleka kakhulu ukuthi, uGalloway wayengumdlali we-organ osemthethweni we-1904 Louisiana Purchase Exposition  <response>: eSt. Louis, lapho aqala khona i-organ enkulu eFestival Hall manje egcinwe njenge-nucleus ye-Wanamaker Organ eMacys Center City ePhiladelphia eyayiyi-organ enkulu kunazo zonke emhlabeni ngaleso sikhathi. Nakuba aqamba imisebenzi eminingi esemusha, uGalloway kamuva wavuma encwadini ayibhalela uW.H. Pommer, Angikholwa ukuthi kwakuhloswe ukuba uCharles Galloway aqambe. Uphinde waba ngumqhubi wezinhlangano zamakhorali zabesilisa nabesifazane ezihlonishwa kakhulu endaweni yaseSt. Louis: i-Apollo Club yaseSt. Louis kanye neMorning Choral Club, ngokulandelana. Njengomfundisi, uGalloway wafundisa ezikhungweni ezahlukahlukene, kufaka phakathi iStrassberger Conservatories of Music, iWashington University, neLindenwood College. Ngaphezu kwalokho, wayenesixuku esikhulu sabafundi be-keyboard abazimele, abaningi babo abaqhubeka baba abaculi besonto nabafundisi. 