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).
Cost analysis sheet comparing parts for 'Wraith A' and 'Wraith C' models.
| Identifier | ExFiles\Box 148\2\ scan0169 | |
| Date | 28th April 1939 guessed | |
| -2- WRAITH "A" - CONT'D Section No. | Section | Machine Labour £. s. d. {John DeLooze - Company Secretary} | Fitting Labour £. s. d. {John DeLooze - Company Secretary} | Other Labour £. s. d. {John DeLooze - Company Secretary} | Total Labour £. s. d. {John DeLooze - Company Secretary} | Material £. s. d. {John DeLooze - Company Secretary} 6180 | Servo Mech: | 1. 4. 9. | 5. 6. | 6. | 1. 17. 0 3/4 | 1. 9. 3 1/4 6080 | Change Gear Mech: | 18. 6. | 8. 1. | 3. | 1. 10. 0 5/8 | 18. 0 1/2 | | | | 3. 3. 7 3/4 | 20. 17. 7 3/4 | 14. 1. 4. 7163 | Damper Control Unit | 13. 8. | 5. 6. | 6. | 1. 5. 6 1/2 | 12. 0 1/2 Totals | | £14. 12. 7. | £4. 0. 7. | £3. 10. 0 1/2 | £22. 3. 2 1/2 | £14. 13. 4 1/2 WRAITH "C" Section No. | Section | Machine Labour £. s. d. {John DeLooze - Company Secretary} | Fitting Labour £. s. d. {John DeLooze - Company Secretary} | Other Labour £. s. d. {John DeLooze - Company Secretary} | Total Labour £. s. d. {John DeLooze - Company Secretary} | Material £. s. d. {John DeLooze - Company Secretary} 6000 | Flywheel & Clutch | 7. 1. | 9. | 1. | 9. 3. | 10. 8. 6030 | Gearbox & Act: Gear. | 2. 16. 6. | 14. 9. | 1. 7. 0 1/4 | 4. 18. 3 1/4 | 5. 5. 7 1/4 6035 | Speedo Drive | 2. 0. | 2. | 4 1/2 | 2. 6 1/2 | 6 1/2 6040 | 1st & 3rd M.S. | 3. 12. 9. | 11. 3. | 12. 1 1/2 | 4. 16. 1 1/2 | 2. 18. 6 1/2 6045 | Servo Drive | 7. 10. | 1. 1. | 1 1/2 | 10. 0 1/2 | 11. 9 1/2 6050 | 2nd Motion Shaft. | 2. 7. 7. | 6. 1. | 7. 2 1/4 | 3. 0. 10 1/4 | 1. 12. 2 1/4 6070 | Reverse Gear | 6. 10. | 3. 11. | 1. 5 1/2 | 12. 2 1/2 | 4. 4 1/2 6180 | Servo Motor Mech: | 1. 1. 4. | 3. 6. | 3. 10 3/4 | 1. 8. 8 3/4 | 1. 5. 5 1/4 6080 | Change Gear Mech: | 15. 0. | 2. 10. | 2. 8 1/2 | 1. 0. 6 1/2 | 16. 4 1/2 | | | | 2. 18. 3 3/4 | 16. 18. 6 3/4 | 13. 5. 6 3/4 7163 | Damper Control Unit | 12. 6. | 5. 8. | 5. 2 3/4 | 1. 4. 4 3/4 | 12. 0 3/4 Totals | | £12. 9. 5. | £2. 10. 0. | £3. 6. 6 1/2 | £18. 2. 11 1/2 | £13. 17. 7 1/2 Handwritten text: Reduction between A & C series Wraith Fitting 38% Machining 15% AWB | ||