From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Photograph of the Autobahn showing road signs for the Stuttgart-Süd exit.
| Identifier | ExFiles\Box 160\4\ scan0033 | |
| Date | 9th March 1939 guessed | |
| Stuttgart-Süd Karlsruhe 77km Heilbronn 41 km Stuttgart Tübingen | ||