1. MS Mus. 1391 Reference (shelfmark): MS Mus. 1391 Title: Stephen Oliver: Sketches, Volume 1 Scope & Content: Four sketch books. Collection Area: Music Collections Languages: English Date Range: c 1965-c 1991 Extent: 1 volume
2. MS Mus. 1392 Reference (shelfmark): MS Mus. 1392 Title: Stephen Oliver: Sketches, Volume 2 Scope & Content: Includes plot and sketches for 'Casanova'. Collection Area: Music Collections Languages: English Date Range: c 1965-c 1991 Extent: 1 volume (333 folios)
3. MS Mus. 1393 Reference (shelfmark): MS Mus. 1393 Title: Stephen Oliver: Sketches, Volume 3 Scope & Content: Miscellaneous lyrics and ideas for works; unidentified sections of scores. Collection Area: Music Collections Languages: English Date Range: c 1965-c 1991 Extent: 1 volume (143 folios)