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).
Blueprint for an experimental induction pipe for a 25 HP type cylinder head.
| Identifier | ExFiles\Box 103\4\ scan0115 | |
| Date | 9th March 1934 | |
| HS{Lord Ernest Hives - Chair} 1329 CL WATER HOT SPOTTED CENTRE PORTION TO TAKE 1 5/8 S.U. CARBURETTOR CUT FROM PIPE LEC 3637 END PORTIONS ARE SAME AS STANDARD 25 HP PIPE E 53962 EXPERIMENTAL INDUCTION PIPE FOR 25 HP TYPE CYL. HEAD H.H. # 9/3/34 | ||