Rolls-Royce Archives
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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).
Photomicrograph of a material sample, possibly related to 'Hoffmann's', at 150 diameters magnification.

Identifier  ExFiles\Box 114\2\  scan0058
Date  13th April 1934
  
R.R. 403 (5H) (62316 13-4-34) J.H.,Ltd.
ROLLS-ROYCE LTD.
LABORATORY.
PHOTOMICROGRAPH
NO A1,011
MAGNIFICATION: 150
DIAMETERS.
Hoffmann's
  
  


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