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).
Performance chart for a Harrison Radiator, showing dissipation, air rise, and pressure against air flow.

Identifier  ExFiles\Box 149a\3\  scan0196
Date  7th July 1927
  
TOP LEFT: #4483-2 .20x55x3.3" A.C. R.V. 4 S.C.L. ROLLS ROYCE TEST SECTION
TOP MIDDLE (INVERTED): PERFECT CROSS SECTION PAPER, 10x10 TO ONE INCH, NO. 356, KEUFFEL & ESSER CO. NEW YORK
TOP RIGHT: RESEARCH ENG. DEPT. EXPERIMENTAL CORE 301, H453 / 7.7.27
LEFT Y-AXIS: DISSIPATION - B.Th.U./SQ.FT. FRONTAL AREA / MIN. / 100°F.{Mr Friese} TEMP. DIFF. THEORETICAL AIR HORSEPOWER
RIGHT Y-AXIS: STATIC - INCHES OF WATER, AIR RISE - DEG. F.{Mr Friese}, DYN. PRESSURE - W.G.
X-AXIS: AIR FLOW - FT./MIN. OR C.F.M./SQ.FT.
GRAPH LABELS: AIR RISE, DISSIPATION, DYNAMIC, STANDARD RATIO, STATIC, AIR HP
HANDWRITTEN: 1142, 1325, DRAG/THRUST
BOTTOM RIGHT: HARRISON RADIATOR CORPORATION, LOCKPORT, NEW YORK
  
  


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