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).
The modification of 4¼ Litre Bentley chassis with an anti-jagger device for the front brakes.
| Identifier | ExFiles\Box 85\1\ scan0352 | |
| Date | 30th August 1937 | |
| W/S. To Sg.{Arthur F. Sidgreaves - MD} & Hs.{Lord Ernest Hives - Chair} From RHC.{R. H. Coverley - Production Engineer} c.c. to BY.{R.W. Bailey - Chief Engineer}, (Rm{William Robotham - Chief Engineer}), Hd.{Mr Hayward/Mr Huddy} 206 RHC.{R. H. Coverley - Production Engineer}3/MJ.30.8.37. 4¼ LITRE BENTLEY. ANTI-JAGGER DEVICE FOR FRONT BRAKES. The number of 4¼ Litre Bentley Chassis which are to be modified with the Anti-Jagger Device for Front Brakes is 491. Fifty of these have already been modified, leaving a balance of 441 Chassis still to be modified. The Cost of incorporating this modification is £4. 5. 0d. per Chassis, therefore the Total Cost of modifying the 491 Chassis will be £2,086. 15. 0d. We will arrange to supply the necessary Material for the changeover as soon as the various Depots let us know their requirements. RHC.{R. H. Coverley - Production Engineer} [Signature] | ||