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).
Telegram requesting another B2H1 regulator and a reply to a letter regarding connections.
| Identifier | ExFiles\Box 60\3\ Scan142 | |
| Date | 31th March 1932 | |
| X6092 31.3.32. Venteria. Act. London. Send another B2H1 regulator Urgent Can you reply our letter 23rd instant regarding connections. West. Roycar. | ||