| Four duets for violin and viola. No. 3 in C major ; No. 4 in A minor / Bach. | Frederick Grinke, violin ; Watson Forbes, viola. | Decca. |
| Duets for violin and viola, no. 1 in G major. Rondo allegro / Mozart. | Frederick Grinke, violin ; Watson Forbes, viola. | Decca. |
| Duets for violin and viola no. 2, in B flat major. Andante con variazioni / Mozart. | Frederick Grinke, violin ; Watson Forbes, viola. | Decca. |
| Duets for violin and viola, no. 1 in G major. Adagio / Mozart. | Frederick Grinke, violin ; Watson Forbes, viola. | Decca. |
| Sarabande / Handel ; Halvorsen, arranger. | Frederick Grinke, violin ; Watson Forbes, viola. | Decca. |
| Duets for violin and viola, no. 2 in B flat major. Adagio. Allegro / Mozart. | Frederick Grinke, violin ; Watson Forbes, viola. | Decca. |
| Four duets for violin and viola. No 1 in E minor ; No. 2 in F major / Bach. | Frederick Grinke, violin ; Watson Forbes, viola. | Decca. |
| Duets for violin and viola no. 2, in B flat major. Allegro (Concl.) Andante cantabile / Mozart. | Frederick Grinke, violin ; Watson Forbes, viola. | Decca. |
| Sarabande / Handel ; Halvorsen, arranger. | Frederick Grinke, violin ; Watson Forbes, viola. | Decca. |
| Duets for violin and viola, no. 1 in G major. Allegro / Mozart. | Frederick Grinke, violin ; Watson Forbes, viola. | Decca. |