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).
Ordering anhydrous di-sodium hydrogen phosphate tablets to address radiator troubles.
| Identifier | ExFiles\Box 27a\3\ Scan089 | |
| Date | 28th November 1929 | |
| X4516 EY. c to Hs.{Lord Ernest Hives - Chair} H11/EWW.28.11.29. Laboratory. RE. RADIATOR TROUBLES. A sample gross of anhydrous di-sodium hydrogen phosphate tablets (Na{Mr Nadin}2HPO4) has been ordered for use in the radiator. These tablets will weigh approximately half an ounce each and three should be added for a charge. We will of course check the anlaysis of these tablets when they arrive. H1. He | ||