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).
Price comparison table for various moulded insulation parts from different suppliers.
| Identifier | ExFiles\Box 168a\4\ img011 | |
| Date | 2nd June 1937 guessed | |
| WITTON MOULDED INSULATION WORKS. BIRKBYS. EBONESTOS. R.R. C PIECE NO. QUANTITY. DE LA{L. A. Archer} RUE. WITTON MOULDED INSULATION WORKS. BIRKBYS. In KXX.5193/S. RR. Standard Grade. B.100539 200. 1.3d.ea. 1/- 1/1d ea. 8¾d.ea. ½/8 Cover 500. 1.3d. " 11d " 8½d.{John DeLooze - Company Secretary} " ¼ (no Insert) Part cost Mould - £66.0.0d. £50.0.0d. £48.0.0d. Drilling Jig. - £6.10.0d. 9/10 weeks. - 7/8 weeks. D.74944 200. 30/- per 100. 24/- 3d.ea. 2¾d.ea. 2½ Starter Contact. 500. 30/- " 2½d.{John DeLooze - Company Secretary}" 2½d.{John DeLooze - Company Secretary} " 2½ (No Inserts) Part cost Mould. - £27.10.0d. £25.0.0d. £11.0.0d. 7/8 weeks. - 5/6 weeks. D.54345 200. 1.2d. each. 10½/7 1.4d. " 1.2½d.{John DeLooze - Company Secretary} " 1/- Dist.Board Cover. 500. 1.2d " 1.2½d " 1.1½d.{John DeLooze - Company Secretary} " 1/- (No Inserts) Part cost Mould. - £7.10.0d. PCM £85.0.0d. £66.0.0d. drill jig 14/21 days. - 12 weeks. D.73731 200 32.6d. per 100. 24/- 2½d " 3¼d.{John DeLooze - Company Secretary} " 3½ Cover. 500 32.6d. " 2d " 3d " 3 (No Inserts) Part cost Mould. - £26.0.0d. £20.0.0d. £12.0.0d. 6/7 weeks. - 4/5 weeks. D.75224 200 65.0d. " ¼ 8d. " 4¾d.{John DeLooze - Company Secretary} " ¼ Clamp. 500 65.0d. " 7d. " 4½d.{John DeLooze - Company Secretary} " ¼ (No Inserts) Part cost Mould - £35.0.0d. £55.0.0d. £36.0.0d. (Also makes D.75223) (Also makes D.75223) (Also makes D.75223) 6/8 weeks. - 6/7 weeks. D.75223 200 62.6d. per 100. 27/5 1.4d ea. 6¾d.ea. 6½/5 Clamp. 500 62.6d. " 1.2d. " 6½d.{John DeLooze - Company Secretary} " (no Inserts) 6/8 weeks. - 6/7 weeks. sal E.A. X-S/IRA as S | ||