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).
User complaints about Bakelite stoppers for Hot Water Bottles leading to a change in material.
| Identifier | ExFiles\Box 150\3\ scan0376 | |
| Date | 1st March 1938 guessed | |
| COPY OF REPORT. ---------------- "We have supplied large quantities of Bakerlite Stoppers for Hot Water Bottles to fit into the Metal Inserts. After a period of about 18 months we again resumed making Metal Stoppers as so many complaints were being made by users, owing to the leaking and seizing of the Stopper, caused by expansion and distortion, and are now useing Metal Covered Stoppers. | ||