Nyorai kupfuurira kweiyi ndima - Muna 1953, Treigle akaita New York City Opera yake yokutanga, saColline mu"La bohème". Makore matatu gare gare, bass-baritone yacho yakawana budiriro yayo yokutanga inokosha, soMufundisi Olin Blitch airwadziwa, muNew York kuratidzwa kwokutanga kwe"Susannah" yaFloyd. Akaita kutanga kwake muEurope muiri opera, paBrussels World's Fair
, muna 1958.