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).
Instructions and observations on component construction and condition.
| Identifier | ExFiles\Box 61b\4\ scan0157 | |
| Date | 23th May 1931 guessed | |
| RR 238 (150 BKS.) (DB{Donald Bastow - Suspensions} 461-8-12-24) MP 306975 ROLLS-ROYCE LTD. INSTRUCTIONS. (2) To__________________________________19__ Order No. WD{Mr Wood/Mr Whitehead} 90 (contd) Customer's No.________________ thickness. d) Layers varnished at the ends the varnish not having properly dryed out, being still very sticky e) Wire wound absolutely uniform throughout no spaces observed anywhere. f) Primary wound with .032" dia enamelled wire with one layer of oiled silk fabric between each of the three layers. No extra insulation at the ends. g) Wt of primary copper # of heavier than R.R. standard. h) Primary wound on fibre tube over the core which consisted of plates not wires. Signed H.E.W. This Sheet must be filed on completion of the work. | ||