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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 chassis parts record for a petrol tank modification to increase ground clearance.

Identifier  ExFiles\Box 172\1\  img146
Date  26th March 1929
  
RR 755 REVISED (10H) (D.C. 777-29-2-28) MC C.LTD
COMPLETED 29.5.29
STANDARDISATION of CHASSIS PARTS.
Description of Parts. PETROL TANK. F.56268
Origin. To increase ground clearance.
Experimental Test Report.
Road Test Report.
Run 10,000 miles on 14-G4. Now running a second 10,000 miles on 17-G4.
Weight of Old Part.
Weight of New Part.
Difference per Car.
Cost of Old Part. £ 9. 6. 1 Wor.{Arthur Wormald - General Works Manager} EWT.
Cost of New Part. £ 11. 17. 4
Difference per Car. £ 2. 11. 3 increase.
Signature from Cost Dept. that above is correct. G/Rb.{R. Bowen} 27.5.29. G.{Mr Griffiths - Chief Accountant / Mr Gnapp}
Date 26.3.29
X No. 5460
Drawing No.
Part List
A Scrap and replace at all costs, including Chassis already delivered to Customers.
B Scrap and replace on Chassis in Works.
C Scrap present stock and replace on all Chassis not yet handed to test.
D Use existing stock Alteration effective on future Chassis.
Cost of Parts in Works which will be scrapped if commenced on :-
Series....£......
Series....£......
Series....£......
INITIAL    DATE        REMARKS
Sg.{Arthur F. Sidgreaves - MD}        29.5.29        Agreed. Sg.{Arthur F. Sidgreaves - MD}
R.{Sir Henry Royce}        22/4/29        Agreed JHR
WOR.{Arthur Wormald - General Works Manager}    26.6.29        Agreed. Wor.{Arthur Wormald - General Works Manager}
RG.{Mr Rowledge}        3.4.29        Agreed. RG.{Mr Rowledge}
DA.{Bernard Day - Chassis Design}        4.4.29        Agreed. Da.{Bernard Day - Chassis Design}
BY.{R.W. Bailey - Chief Engineer}        26.3.29        Agreed. BY.{R.W. Bailey - Chief Engineer}
EP.{G. Eric Platford - Chief Quality Engineer}        27.3.29        Agreed. EP.{G. Eric Platford - Chief Quality Engineer}
E.{Mr Elliott - Chief Engineer}        10.4.29        Agreed. E.{Mr Elliott - Chief Engineer}
PN.{Mr Northey}        11.4.29        Agreed. PN.{Mr Northey}
CWB.    29.3.29        Agreed. CWB.
Hs.{Lord Ernest Hives - Chair}        26.3.29        Agreed. Hs.{Lord Ernest Hives - Chair} Rm.{William Robotham - Chief Engineer}
[WATERMARK: H.P. CHASSIS ORIGINAL]
  
  


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