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).
Alterations to the 'Goshawk 11' side channel to suit different front springs and increase its width.
| Identifier | WestWitteringFiles\F\January1921\ Scan72 | |
| Date | 24th January 1921 | |
| To DA.{Bernard Day - Chassis Design} From E.{Mr Elliott - Chief Engineer} E.P.C. ORIGINAL. 3 E2/G24/1/21. X.4260 RE "GOSHAWK 11" SIDE CHANNEL. In accordance with our telegram of even date, copy of which is attached, we send you herewith drawing L&C.1338 shewing the "Goshawk 11" side channel altered to suit 36" front springs. Also the width of the side channel in the plan view has been increased generally by about .250" to make the frame more in accordance pro rata with the 40/50 H.P. practice. [STAMP 1] Da.{Bernard Day - Chassis Design} JAN 25 1921 RECEIVED [STAMP 2 - ROTATED] E F C JAN 26 1922 RECEIVED | ||