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).
Instructions for the arrangement of H.T. ignition wiring sandwich systems on experimental S.S. chassis.
| Identifier | ExFiles\Box 52\1\ Scan105 | |
| Date | 5th June 1929 | |
| RR 238 (150 BKS.) (DB {Donald Bastow - Suspensions} 461-8 12-24) MP 306975 X4473 ROLLS-ROYCE LTD. INSTRUCTIONS. To E7C Order No. WD {Mr Wood / Mr Whitehead} 67 Customer's No. X4473 X44362 H.T. ignition wiring sandwich systems on experimental S.S. chassis. We have now three sandwich systems on S.S chassis composed of std "Maconite" "Super Glover" and "Helsby" H.T ignition cable. The chassis are 18EX, 21EX and 22EX. The arrangement of the wires as is as follows:- Magneto wires. Front of engine - 1 M, 2 H, 3 S, 4 M, 5 H, 6 S Battery ignition wires. Front of engine. - 1 M, 2 S, 3 H, 4 M, 5 S, 6 H M = Maconite. S = Super Glover. H = Helsby. Signed H.E.W. This Sheet must be filed on completion of the work. | ||