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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).
Standardisation of the 'Commodius' Plug, Type 30X, for the Phantom III model.

Identifier  ExFiles\Box 162\4\  img300
Date  14th April 1937
  
PHANTOM III STANDARDISATION of PARTS

REF. XA/DEV/22802 (AIT) ART / 14.4.37
PHT/C.O.S./27
T.C.C.
d100S
X

K.I.C. "COMMODIUS" PLUG. TYPE "30X."

Stamped Text:
Extra tool cost nil.
To be brought on to production immediately.

Origin: To improve engine performance with regard to overoiling.
Report of Experimental Test: Fitted to all exp. P.III cars and one P.III chassis. Also to two customers chassis. Also run on XX-JA at Sconce. Will stand more oil than the present solus plug.

Cost Table:
MATERIAL
b 3
c 0
d 0

LABOUR
b 2
c 8
d 8
Bought outside

CHARGES
b 2
c 2
d 1

TOTAL
b 7
c 10
d 9
Totals: 0 8 1, 0 12 1

Approval Table:
INITIAL | DATE | REMARKS
ROW RH{R. Hollingworth} | 16.4.37 | Agreed
C O | 15.4.37 | Agreed
E J.E. | 16.4.37 | Agreed subject to...
GA | 17.4.37 | Agreed
SY | 16.4.37 | Agreed
E.B | 17.4.37 | Agreed
SHR | 16.4.37 | Agreed
MX{John H Maddocks - Chief Proving Officer} | 16.4.37 | Agreed
HS{Lord Ernest Hives - Chair} | 16.4.37 | Agreed by proxy for KMA
  
  


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