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).
List of parts be changed from castings to hot pressings (Diatampo) to save on material and labour.
| Identifier | ExFiles\Box 142\4\ scan0057 | |
| Date | 3rd December 1936 | |
| 1202 Gry{Shadwell Grylls} Diatampo is peculiar stuff. Have any of these pieces a job of work to do? Rm{William Robotham - Chief Engineer} GH.S/C.D. 3.12.36. CASTINGS to HOT PRESSINGS We suggest that the following pieces be made as pressings (Diatampo). This would effect a great saving in material, machining, scratch brushing and fitting hours. Chisler? CB. 880 Oil Drain (Inner). ✓ G56876. I Adaptor (Oil Drain). No E87958 Bush. ✓ E87783 I Flange. ✓STD E87144. Base. Water Connection for here E50435 II Connection. Chisler? G81815. Drain. Pchemon G83622/3. II Guide. X E87450. III Bonnet Eye. E87362/3. Support. AL - E60877. Filter. ✓ E53592. III Cover. D73554. Dashpot. ✓ E84728. I Housing. C5 - G53556. III Caps. F60877. Pedal Shaft. - no RHC{R. H. Coverley - Production Engineer}/GH. Halloway | ||