"1/20/74 - Witcover, Muldoon, Von Voordt, Masterworks Film Discussion, Act II, Side 1, Tape 4", 1974 January 20 Box 29, Item 59 Rare Book & Manuscript Library Leyna Gabriele papers, 1940-2016Series II: Masterworks Laboratory Theater and "Acting in Opera", 1964-2015 (bulk 1964-2004)
"1st Semicentennial Doehead Days, Central City, Colorado", 2006 June-2006 July Box 29, Item 83 Rare Book & Manuscript Library Leyna Gabriele papers, 1940-2016Series I: Vocal career, 1945-2012
"2 side: Traviata Act 1, Witcover- Traviata / La Traviata Discussion, W. Witcover, Act I, L. Gabriele., undated Box 29, Item 61 Rare Book & Manuscript Library Leyna Gabriele papers, 1940-2016Series II: Masterworks Laboratory Theater and "Acting in Opera", 1964-2015 (bulk 1964-2004)
"3 Mosq. at Chez Vito: Chez Vito Record", undated Box 26, Item 9 Rare Book & Manuscript Library Leyna Gabriele papers, 1940-2016Series III: Chez Vito, 1953-2000 (bulk 1953-1978)
"3 Mosq. at Chez Vito: Do Not Use", undated Box 26, Item 8 Rare Book & Manuscript Library Leyna Gabriele papers, 1940-2016Series III: Chez Vito, 1953-2000 (bulk 1953-1978)
"3 Mosq. at Chez Vito. Side B: better recording", undated Box 27, Item 37 Rare Book & Manuscript Library Leyna Gabriele papers, 1940-2016Series III: Chez Vito, 1953-2000 (bulk 1953-1978)
"A. Baby Doe , Act I. Götterdämmerung , Act I, Duet. Immolation. 6/2/77 B. Siegfried: Final Duet", 1977 Box 29, Item 117 Rare Book & Manuscript Library Leyna Gabriele papers, 1940-2016Series I: Vocal career, 1945-2012
A charcoal-drawn diagram of a goose (stage prop for L'oca del Cairo ), circa 1980 Box 31, Folder 2 Rare Book & Manuscript Library Leyna Gabriele papers, 1940-2016Series II: Masterworks Laboratory Theater and "Acting in Opera", 1964-2015 (bulk 1964-2004)
A charcoal-drawn poster for the "Biondello Theater Group's" production of Harlequin (stage prop), circa 1980 Box 31, Folder 1 Rare Book & Manuscript Library Leyna Gabriele papers, 1940-2016Series II: Masterworks Laboratory Theater and "Acting in Opera", 1964-2015 (bulk 1964-2004)
"Act II, Side 1, Tape 2 La Traviata Discussion, W. Witcover", undated Box 29, Item 65 Rare Book & Manuscript Library Leyna Gabriele papers, 1940-2016Series II: Masterworks Laboratory Theater and "Acting in Opera", 1964-2015 (bulk 1964-2004)