| Named_Collection | Richard Demarco |
| Title | Philip Castle (Mac Prain) |
| Level | Temporary |
| Format | Correspondence |
| Date | 1966 - 1967 |
| Ref_No | GMA A37/1/0062 |
| Description | Typescript and manuscript correspondence with Castle and Prain; Two transparencies of Castle (?) paintings. |
| Extent | 14 pieces |
| Repository | Scottish National Gallery of Modern Art Archive |