▁John ▁and ▁Michael ▁Ty ers . ▁ ▁Bl iss ▁began ▁her ▁career ▁in ▁the ▁late ▁ 1 9 3 0 s ▁singing ▁opera ▁on ▁radio ▁and ▁television . ▁She ▁made ▁her ▁stage ▁debut ▁in ▁November ▁ 1 9 3 9 ▁in ▁the ▁role ▁of ▁Helen ▁in ▁a ▁production ▁of ▁Very ▁W arm ▁for ▁May ▁at ▁the ▁Al vin ▁Theatre . ▁During ▁the ▁early ▁ 1 9 4 0 s ▁she ▁appeared ▁in ▁several ▁musical ▁and ▁opera ▁entertain ments ▁presented ▁to ▁American ▁troops ▁by ▁the ▁United ▁Service ▁Organ izations . ▁In ▁July ▁ 1 9 4 3 ▁she ▁performed ▁the ▁title ▁role ▁in ▁Rudolf ▁Fr im l ' s ▁Rose - Marie ▁with ▁the ▁St . ▁Louis ▁Municipal ▁Opera . ▁In ▁ 1 9 4 3 - 1 9 4 4 ▁she ▁performed ▁in ▁the ▁final ▁season ▁of ▁S ylvan ▁Le vin ' s ▁Philadelphia ▁Opera ▁Company , ▁where ▁she ▁sang ▁Mar guer ite ▁in ▁Charles ▁G oun od ' s ▁Fa ust , ▁M ica ela ▁in ▁Georges ▁B iz et ' s ▁Car men , ▁M imi ▁in ▁Gia como ▁Pu cc ini ' s ▁La ▁bo h ème , ▁and ▁Ros al inde ▁in ▁Johann ▁Stra uss ▁II ' s ▁Die ▁Fle der ma us . ▁ ▁After ▁Le vin ' s ▁opera ▁company ▁fol ded , ▁Bl iss ▁went ▁to ▁California ▁to ▁join ▁the ▁ro ster ▁of ▁artists ▁at ▁the ▁Los ▁Angeles ▁C iv ic ▁Light ▁Opera ▁( L AC LO ). ▁She ▁made ▁her ▁debut ▁with ▁the ▁company ▁in