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).
Print room stamp from the Derby facility.
| Identifier | ExFiles\Box 16\7\ Scan073 | |
| Date | 31th May 1928 | |
| ROLLS-ROYCE, LIMITED PRINT ROOM, 31 MAY 1928 DERBY. | ||