(en-US) Edward Downes, « Music: Concert Choir; A New Cantata and Honegger's 'Judith' Performed--Betty Allen Excels », The New York Times, (ISSN0362-4331, lire en ligne)
(en-US) R. P, « Premiere of Sam Raphling's 'Tin Pan Alley' Begins Week-Long Opera Fete on WNYC », The New York Times, (ISSN0362-4331, lire en ligne)
(en-US) « STADIUM TO OFFER 'DIE FLEDERMAUS'; Opera in Concert Form Will Be First of 'Special' Bills -Italian Program Slated », The New York Times, (ISSN0362-4331, lire en ligne)
(en-US) J. B, « Music: Monteverdi Work Revived; Dessoff Choirs Sing in Carnegie Program », The New York Times, (ISSN0362-4331, lire en ligne)
(en-US) Harold C. Schonberg, « Oratorio Society Offers 'Messiah' In Its Christmas-Time Tradition », The New York Times, (ISSN0362-4331, lire en ligne, consulté le )
(en-US) E. D, « Betty Allen, Soprano, Excels in Concert Of New York Chamber Music Ensemble », The New York Times, (ISSN0362-4331, lire en ligne)
(en-US) Ross Parmenter, « 'STABAT MATER' SUNG AT CONCERT; 2 Versions Offered by Betty Allen, Mezzo-Soprano, in Clarion Series », The New York Times, (ISSN0362-4331, lire en ligne)
(en-US) Harold C. Schonberg, « Opera: Mozart's 'La Clemenza di Tito'; Paul Callaway Conducts the Cantata Singers Philharmonic's Phase I Acoustics Completed », The New York Times, (ISSN0362-4331, lire en ligne)
(en-US) Raymond Ericson, « Music: Britten's 'Rape of Lucretia'; Concert Version Given at Philharmonic Hall », The New York Times, (ISSN0362-4331, lire en ligne)
(en-US) Edward Downes, « Music: Concert Choir; A New Cantata and Honegger's 'Judith' Performed--Betty Allen Excels », The New York Times, (ISSN0362-4331, lire en ligne)
(en-US) R. P, « Premiere of Sam Raphling's 'Tin Pan Alley' Begins Week-Long Opera Fete on WNYC », The New York Times, (ISSN0362-4331, lire en ligne)
(en-US) « STADIUM TO OFFER 'DIE FLEDERMAUS'; Opera in Concert Form Will Be First of 'Special' Bills -Italian Program Slated », The New York Times, (ISSN0362-4331, lire en ligne)
(en-US) J. B, « Music: Monteverdi Work Revived; Dessoff Choirs Sing in Carnegie Program », The New York Times, (ISSN0362-4331, lire en ligne)
(en-US) Harold C. Schonberg, « Oratorio Society Offers 'Messiah' In Its Christmas-Time Tradition », The New York Times, (ISSN0362-4331, lire en ligne, consulté le )
(en-US) E. D, « Betty Allen, Soprano, Excels in Concert Of New York Chamber Music Ensemble », The New York Times, (ISSN0362-4331, lire en ligne)
(en-US) Ross Parmenter, « 'STABAT MATER' SUNG AT CONCERT; 2 Versions Offered by Betty Allen, Mezzo-Soprano, in Clarion Series », The New York Times, (ISSN0362-4331, lire en ligne)
Harold C. Schonberg, « Music: Joan Sutherland; Soprano Performs in 'La Sonnambula' », The New York Times, (lire en ligne)
Harold C. Schonberg, « Music: 'Rake's Progress'; American Opera Society Opens 10th Season », The New York Times, (lire en ligne)
Harold C. Schonberg, « Opera: 1843 Revival; Singers Fail to Meet Coloratura Demands of Donizetti's 'Maria di Rohan' », The New York Times, (lire en ligne)
Harold C. Schonberg, « Music: An Opera-Oratorio by Handel; 'Semele' Is Offered by Amor Artis Group Somary Directs Work Rarely Performed », The New York Times, (lire en ligne)
Harold C. Schonberg, « Music: 'Il Turco in Italia' Is Offered in Concert; Rossini Rarity Heard at Carnegie Hall Singers Try but Miss Essential Spirit », The New York Times, (lire en ligne)
(en-US) Harold C. Schonberg, « Opera: Mozart's 'La Clemenza di Tito'; Paul Callaway Conducts the Cantata Singers Philharmonic's Phase I Acoustics Completed », The New York Times, (ISSN0362-4331, lire en ligne)
(en-US) Raymond Ericson, « Music: Britten's 'Rape of Lucretia'; Concert Version Given at Philharmonic Hall », The New York Times, (ISSN0362-4331, lire en ligne)
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Raymond Ericson, « IPHIGENIA' GLOWS IN CONCERT FORM; Gluck Opera Moves Swiftly in Carnegie Performance », The New York Times, (lire en ligne)
