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).
Blueprint showing the suggested location of a large smithery.
| Identifier | ExFiles\Box 39\4\ Scan145 | |
| Date | 28th August 1930 | |
| SUGGESTED LOCATION OF LARGE SMITHERY ROLLS ROYCE Lᵗᵈ. PRINT ROOM 28 AUG 1930 DERBY 19/8/30 | ||