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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).
Chemical analysis of a ballast resistance wire from a Remy coil.

Identifier  ExFiles\Box 52\3\  Scan275
Date  12th November 1917
  
X.2814
R.R. 26. (24H) S.D. (295. 15-3-17) M.P. 176550.
ROLLS-ROYCE LIMITED.
INSTRUCTIONS
To Mr Clark
12th Nov 1917
Order No.
Customer's No. Laboratory
Re Ballast resistance wire from Remy coil
Ni = 88.57
Mn = 2.14
Zn = 1.0
Cu & Fe = traces
Pt = 5.58
I do not feel this is quite satisfactory since the quantity of wire was too small to do an accurate complete analysis. The lead is also peculiar. If you could let me have some more the above could be checked.
Signed H.C. Hoff
This Sheet must be filed on completion of the work.
  
  


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