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| Title | Marine engines |
|---|---|
| Creator | D Napier & Sons |
| Date of Creation | c1959 |
| Description | Shell fast passenger launch PL4 powered by two Deltic 18 engines. Stamped on rear - D Napier & Son Ltd, Publicity Department, Photographic Ref. No. 400R. |
| Archive Reference | NAP/4/3/10/11/7 |
| Media | Photographic print |
| Dimensions | N/A |