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).
Parts request for switchboxes for the 20/25 HP and 'Peregrine II' models, detailing a revised switching scheme.
| Identifier | ExFiles\Box 163\6\ img232 | |
| Date | 8th November 1932 | |
| MS/WST (crossed out) Y6016 BY/RD1/W.8-11-32. 20/25 H.P. and "Peregrine II". *Peregrine II* Switchbox - Three Sets. 20/25 H.P. Switchbox - Six Sets. Three Rate Charge : "D" Sch. 591. Will you please put in hand 9 sets of parts for the above Switchboxes, to the following details :- D.53925. Contact Maker, R.H. 1 off. D.53926. Spring Contact. 1 off. D.53927. Brush Stamping. 10 off.- D.53928. Brush Stamping. 15 off.- D.53932. Brush Separator. 1 off. D.53933. Contact Plate, Upper. 1 off. D.53935. Connection, Armature Contact. 1 off. D.70534. Contact Plate, R.H. Lower. 1 off. } (D.72018. Screw. 2 off. } ( Standard Production Piece. D.53929. Brush Assembly. D.53930. Brush Assembly. D.53931. Brush Assembly. This scheme represents revised switching to prevent the engine running with the side and tail lamps on, and blue prints of the details are attached hereto. It will be that we requested you to get the necessary material, in our memo BY/RD4/W.3-11-32. The above quantities are per set. BY/RD. | ||