| RefNo | HD/3/2/22 |
| Previous numbers | 93HD.69.18 |
| Level | File |
| Title | Henry Dale and Theodor Heuss at an unidentified event, [1954] |
| Date | [1954] |
| Description | Photographs of Dale with Theodor Heuss on an unidentified occasion [possibly at the 75th anniversary of the invention of the Otto engine in Cologne on 2 October 1953?] |
| Extent | 6 photographs |
| Format | Photographs |
| AccessStatus | Open |
| AccessConditions | OPEN - but with some restrictions |