| Image Caption | Research note compiled by Brinsley Ford and his research assistants concerning Richard Dalton, c1950s-1990s. |
| Letter from Basil Skinner at the Scottish National Portrait Gallery concerning manuscript letters from Richard Dalton to Lord Bute, 16 Oct 1957. |
| Transcripts of extracts from the letters of James Dalton to the Marquess of Bute all dated 1758, c1950s-1990s (2pp). |