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 and weight comparison between Triplex Toughened Glass and Aero Glass for various car models.
| Identifier | ExFiles\Box 96\4\ scan0118 | |
| Date | 17th November 1936 | |
| CWW/KC. 17th November 1936. Triplex Toughened Glass and Aero Glass. TRIPLEX TOUGHENED AERO Cost. Weight Cost. Weight. BENTLEY SALOON. Four doors and backlight. £ 4. 0. 0. 31¾ lbs. £ 8. 8. 0. 18 lbs. ½oz = 88/- to save 13¾ lbs. 25/30 R.R. Limousine. Four doors, backlight & two quarter windows. £ 7. 1. 6. 70½ lbs. £ 14.16. 6. 31 lbs. = 153/- to save 39½ lbs. Phantom III Cont.Saloon. Four door windows. £ 5.16. 9. 52¼ lbs. £ 12. 5. 0. 26¼ lbs. = 129/- to save 26 lbs. | ||