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).
New drawings and parts for a general bypass filter on the 25/30 and B.II chassis.
| Identifier | ExFiles\Box 136\3\ scan0077 | |
| Date | 3rd April 1940 | |
| File 1139 To Rm.{William Robotham - Chief Engineer} c. to EV{Ivan Evernden - coachwork}/HH. EV{Ivan Evernden - coachwork}/HH.6/JH.3.4.40. 25/30 and B.II Chassis. General Filter. Section 5200. PL.158 General Bye pass filter. We send you herewith blue prints of the following new drawings detailed in accordance with the above scheme. RE.668 Oil pipe to general bye pass filter 1 off. 669 Oil connection (T piece) 1 off. 670 Oil pipe between existing connection and T piece 1 off. 673 Brazing assy. 1 off. 674 Clip - oil pipe to gauge 1 off. Please instruct up for test purposes together with the following standard or existing parts - EB.4493 Stud - pipe clip 1 off. E.79864 Banjo - feed pipe 1 off. E.50603 Union nut 1 off. E.50613 Nipple 1 off. EV{Ivan Evernden - coachwork}/HH. | ||