The results of an insulation test for a coil case after re-baking.
| Identifier | ExFiles\Box 69\1\ scan0061 | |
| Date | 18th June 1927 | |
| X4079 X8710 To SFT {Mr Swift} /Mr. Brock. EFC {E. Fowler Clarke - Electrical Engineer} /CAPL/T18.6.27. X.4079. INSULATION TEST OF COIL CASES. We herewith return to you the coil case submitted by you for a second test after re-baking. We find find that the re-heating has greatly improved it, and it now passes our test satisfactorily. Slight shrinkage has taken place, but this does not appear to be serious. EFC {E. Fowler Clarke - Electrical Engineer} /C.A.Pignatt. | ||
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).