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).
Confirmation of a telegram requesting the turning circle for the standard forty fifty car.
| Identifier | ExFiles\Box 20\5\ Scan017 | |
| Date | 18th November 1918 | |
| X.426 CONFIRMATION OF TELEGRAM. 18.11.18 ROYCAR DERBY. HIVES WHAT CIRCLE WILL OUR STANDARD FORTY FIFTY CAR TURN IN (STOP) TEST ALSO ALL OTHER CARS YOU HAVE AVAILABLE. ROYCE. | ||