Penelope Thwaites

- Colonial Song, Sentimental No. 1
- The Grainger Edition Vol. 12 - Works for Mezzo-Soprano · 1999
- Lincolnshire Posy: VI. The Lost Lady Found
- Percy Grainger: Complete Music for Four Hands, Two Pianos · 2017
- When the World was Young
- Percy Grainger: Complete Music for Four Hands, Two Pianos · 2017
- English Waltz
- Percy Grainger: Complete Music for Four Hands, Two Pianos · 2017
- Hill-Song II
- Percy Grainger: Complete Music for Four Hands, Two Pianos · 2017
- The Warriors II
- Percy Grainger: Complete Music for Four Hands, Two Pianos · 2017
- VI. The Lambeth Waltz
- Gardens, Fables, Prisons, Dreams · 2023
- Harvest Hymn
- Percy Grainger: Complete Music for Four Hands, Two Pianos · 2017
- Seven men from all the world, KS Unnum.
- The Grainger Edition, Vol. 16 · 2001
- Duke of Marlborough's Fanfare
- Percy Grainger: Complete Music for Four Hands, Two Pianos · 2017