 Not only did she and her Chaminade Opera Group continue staging operas long after the folding of Caldwell's company, but they also established a broad repertoire of oratorio works, including Mendelssohn's "Elijah", Carl Orff's "Carmina Burana", and many famous and lesser known requiems and masses.Her favorite requiem was Brahms' "German Requiem" and Chaminade Opera Group singers performed it several times as an oratorio piece under the direction of Mrs Pettitt.They also maintained Chaminade's opera scholarship.