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 graph plotting airflow against dissipation, horsepower, air rise, and static pressure for a test section.
| Identifier | ExFiles\Box 150\3\ scan0455 | |
| Date | 2nd May 1938 guessed | |
| TOP LEFT: #4483-2 .20x55x3.3" A.C. R.V. 4 S.C.L. ROLLS ROYCE TEST SECTION TOP CENTER: PERFECT CROSS SECTION PAPER 10X10 TO ONE INCH NO. 354 TOP RIGHT: RESEARCH ENG. DEPT. EXPERIMENTAL CORE 301 LEFT Y-AXIS: DISSIPATION - B.T.U./MIN./SQ.FT. FRONTAL AREA/100° F. {Mr Friese} TEMP. DIFF. INNER LEFT Y-AXIS: THEORETICAL AIR HORSEPOWER BOTTOM X-AXIS: AIR FLOW - FT./MIN. OR C.F.M./SQ.FT. RIGHT Y-AXES: STATIC - INCHES OF WATER AIR RISE - DEG. F. {Mr Friese} DYN. PRESSURE - M.P.H. GRAPH LABELS: AIR RISE DISSIPATION DYNAMIC STANDARD RATIO STATIC AIR HP ANNOTATIONS: 114 HP 1570 C.F.M. 1.28" H2O BOTTOM RIGHT: HARRISON RADIATOR CORPORATION LOCKPORT NEW YORK | ||