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).
Graph plotting sideways yoke movement against wheel load, analyzing deflection from various components.
| Identifier | ExFiles\Box 100\1\ scan0146 | |
| Date | 9th May 1938 guessed | |
| B.III. MOVEMENT OF YOKE SIDEWAYS PLOTTED AGAINST WHEEL LOAD WHEEL LOAD LB. INCHES DE X-AXIS VALUES: 0, 300, 600, 900, 1200, 1500 Y-AXIS VALUES: 0, .010, .020, .030, .040 PLOT LINES: A BENDING OF YOKE C SIDEWAYS MOVEMENT OF YOKE X,E FIDGETING IN JOINT OF LOWER LEVER B¹ NEEDLE BEARING PLAY B² BENDING OF PIVOT ETC. D TWIST IN NECK OF LOWER LEVER | ||