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).
Index sheet of technical files with corresponding subjects and date ranges.
| Identifier | ExFiles\Box 177\1\ img025 | |
| Date | 1st October 1951 guessed | |
| Sheet 1. FILE NO. CONTENTS. SUBJECT. FROM TO X.4256/1 ✓ Axle - Rear - General Feb. 1912 July 1921 X.4256/2 ✓ Axle - Rear - General Aug. 1921 July 1926 X.4261 ✓ Springs - Road - Goshawk Aug. 1919 Sept. 1928 X.4263/4 ✓ Steering - Pivot Brakes etc. May 1912 Oct. 1925 X.4266 ✓ Petrol System - Goshawk II Nov. 1920 Dec. 1924 X.4273/88 ✓ Magnetos - Autohorns - Sparking plugs etc. Nov. 1922 July 1929 X.4289 } X.4105 Distribution Box - Fuses - Cut outs March 1921 Jan. 1932 X.4289 } Cut outs April 1924 Sept. 1932 X.4289 } X.4410 Distribution Board June 1921 May 1930 X.4289 } X.6044 Vibrator Control Nov. 1932 Oct. 1933 X.4290 ✓ Dynamo - Scintilla etc. March 1921 June 1927 X.4292/8 Ignition and Sparking Plugs - Misc. Dec. 1920 March 1929 X.4292/8 | X.4304/47 Starter Motors and Generators April 1920 Jan. 1928 X.4302 ✓ Clearances - Chassis and Body Nov. 1920 Dec. 1922 X.4305 ✓ Induction Pipes and Carburation Dec. 1920 June 1926 X.4306 ✓ Speedometers, AT Dec. 1920 Dec. 1929 X.4333 / X.4333/5 ✓ x -> ? Dynamo - Goshawk Jan. 1921 Nov. 1925 X.4338 ✓ Electrical Equipment Jan. 1921 May 1926 X.4342 ✓ Starter Motor - Goshawk April 1921 June 1932 X.4354 ✓ Ignition - Goshawk Aug. 1921 Oct. 1931 X.4367 ✓ Test - Speedometer - Smiths May 1914 Dec. 1927 X.4383 ✓ Dynamo - Goshawk March 1921 July 1930 X.4400 ✓ Lubricators - Enots Feb. 1921 Feb. 1932 X.4426 ✓ Shockabsorbers - Hartford Oct. 1921 March 1931 X.4429 ✓ Springs - Firtha Sept. 1920 Nov. 1932 X.4430 ✓ Condensers - Goshawk Aug. 1921 May 1925 X.4440 ✓ Shockabsorbers - Hydraulic July 1927 March 1929 X.4447 ✓ Engine - Werry March 1928 March 1928 X.4454 ✓ Plugs - Sparking - Bosch Nov. 1928 Nov. 1928 X.4473/6 ✓ Wiring Dec. 1919 June 1933 X.4490 ✓ Jacks - Spring Jan. 1929 - X.4491 ✓ Jacks - Jangye July 1928 March 1931 X.4499 ✓ Crankshaft Oct. 1933 Feb. 1934 - continued - | ||