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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 headlamp and wing stay parts to resolve a 'jellying' issue on the front of the car.

Identifier  ExFiles\Box 172\1\  img173
Date  30th June 1930
  
RR 755 REVISED (10M) (DG 340 19-7-29) BM. 6/543
COMPLETED 27.9.30
ORIGINAL
STANDARDISATION of CHASSIS PARTS.
Date 30.6.30
Reference No. 457/
X No. 5390. 5800.
Drawing No.
Part List
Description of Parts. HEAD LAMPS CARRIED OFF THE FRAME AND STRONGER WING STAYS. WING STAYS TO F57225/6/7/8. LAMP BRACKETS TO D51917/8/9.
Origin. To improve the 'jellying on the front of the car.
Experimental Test Report. Fitted to 14-G4 and submitted to Sales. Approved by them.
Road Test Report. We have had failures of wing stays on every 25 HP. 10,000 miles test. The above scheme is a great advance. Bump and road tests proceeding.
[Stamp] 20/25 H.P. CHASSIS
[Checkboxes]
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.
Weight of Old Part. Cost of Old Part. £ 3. 17. 0d.
Weight of New Part. Cost of New Part. £ 4. 19. 11d.
Difference per Car. Difference per Car. £ 1. 2. 11d. Increase
Signature from Cost Dept. that above is correct. G/Rb.{R. Bowen} 24.9.30. G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 25.9.30. Wor.{Arthur Wormald - General Works Manager}
Cost of Parts in Works which will be scrapped if commenced on:-
Series.........£.........
Series.........£.........
Series.........£.........
INITIAL DATE REMARKS
EX. SG.{Arthur F. Sidgreaves - MD} 26.9.30 Agreed SG.{Arthur F. Sidgreaves - MD}
R.{Sir Henry Royce} 2/7/30 Agreed H/R.{Sir Henry Royce}
WOR.{Arthur Wormald - General Works Manager} 30.6.30 Agreed Wor.{Arthur Wormald - General Works Manager}
RG.{Mr Rowledge} 1.7.30 Agreed Rg.{Mr Rowledge}
DA.{Bernard Day - Chassis Design} 2.7.30 Agreed Da.{Bernard Day - Chassis Design}
BY.{R.W. Bailey - Chief Engineer} 30.6.30 Agreed By.{R.W. Bailey - Chief Engineer}
EP.{G. Eric Platford - Chief Quality Engineer} 1.7.30 Agreed EP.{G. Eric Platford - Chief Quality Engineer} Subject to deliveries until 10,000 mile test O.K. EP.{G. Eric Platford - Chief Quality Engineer}
E.{Mr Elliott - Chief Engineer} 5.7.30 Agreed AE.
PN.{Mr Northey} 2.7.30 Agreed PN.{Mr Northey} I hope it may be possible for the vertical lamp brackets to be less in diam. for the smaller chassis than those
CWB. Agreed C. for inspection on the 20/25 in London. PN.{Mr Northey}
Hs.{Lord Ernest Hives - Chair} Agreed Hs.{Lord Ernest Hives - Chair}
  
  


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