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).
Log of handwritten notes detailing vehicle testing, component performance, and design modifications.
| Identifier | Morton\M18\ img095 | |
| Date | 2nd March 1913 | |
| Pro & cons AW TSH Exp 2/B Gen Satisf exc when only axle period reduced 2-3-13 (1) 2 to Wor{Arthur Wormald - General Works Manager} Dept memo. pro & cons met R - CJ. By.{R.W. Bailey - Chief Engineer} No. Wor.{Arthur Wormald - General Works Manager} Push forward. Rectify minor. N.V. bad 8-3-13 (16) R.{Sir Henry Royce} to ref Hy{Tom Haldenby - Plant Engineer}'s Weekly report. Pipes - push on with several more axles 28-3-13 (22) Ref to CJ. Wor.{Arthur Wormald - General Works Manager} No. abandon ferodo tipped C.I. ... abandon int drawn clutch Radiator Tho AW/TSH Exp Dept B weekly report to R.V. incl weight 22-4-13 (23) Dept B tackled. 564 lb Removed. Unsprung wt 510 lb. Removed: 54 lb * 3rd axle now on the road, on 2301 which is a month past to R.{Sir Henry Royce} AW/SM. Rep on 2301. Hires rep/ F B axle very good for silence 22-4-13 (24a) CJ & No. Put a double brake on the road at once. Run 200 miles a day, pref. in France, up to 10,000 miles. Then 10 weeks. Poss. effect on 2700 series prod. 22-4-13 Cooling - Pressed st system is unsatisfactory R telegram to J.{Mr Johnson W.M.} ref 2700 Stg. Steering & Brakes from Hyeres. Wire wheels. Red. Bonnet. Don't want back axle vibration. 24-4-13 (28) Wor{Arthur Wormald - General Works Manager}/No. ref deptl memo. use heavy cleated body. Forward from Paris & to C. (not R's) Mr Goulding? 28-4-13 (29) CJ message. Emergency Report AW/SM 28-4-13 R to TCH Emergency Report AW/SM 5-5-13 (31) Na{Mr Nadin} - By ref R.{Sir Henry Royce} 9-5-13 (32) R & J & Wor.{Arthur Wormald - General Works Manager} No. Ref 2301 Now driving several c/m c100 miles with brakes. Stg rel. good. 19-5-13 ditto (33) a at speed up to 72 mph. V pleased with general impr. Costo 20-5-13 (34) * R control. ? spring coupling in man. 2250. Higher comp. (75 to 80 instead of 64). Stronger valve springs. Large carbo intake pipe. 20-5-13 (34A) Adj. Houdeen under the car. Go to 4" dia. 30-5-13 (35) PISTONS Lighter CI ? in steel. Try in 45. Wor{Arthur Wormald - General Works Manager} & D Standardisation aspect R to CJ Ref car on lines of 2700. Car that goes. Mountaineering. 3rd journey P1800 7-6-13 (36) Vernier Footbrake Adj at gbox. Heavy work. No brake adj needed. Handbrake hard adj cleaned. Ex designed. This can be done in white for gloves. R promises a listing once needs a pit. L & C in June. deception - why & what. Pleased that no major faults needed. X2 Wor{Arthur Wormald - General Works Manager}/ to By.{R.W. Bailey - Chief Engineer} Na.{Mr Nadin} Tells of R's favourable reaction. Need 12-6-13 (37) X2 Wor{Arthur Wormald - General Works Manager}/SM. Locomotive type steel for double rear drums. 10-7-13 (38) * X2 Wor{Arthur Wormald - General Works Manager}/SM. Worthy Report - 2300 has done 10,000 miles in France. our brakes in exc cond. ref wear. Shd last 10,000. Hand brake good but men wear 10-7-13 (39) 10. Opinions on D.R. Brakes on 2300 with O.CJ. 2000 yes. with O.{Mr Oldham} 10-7-13 of 3,225 miles and fast & heavy run on Continent. Ref brake shoe materials 21-7-13 (40) Page 11 Also 2300 - completed 10,000 miles 29.4.13 FHR - they do so many good things for us. Worth a trial. 5-5-13 FHR - 100 miles up to 75 mph. Car RT for mountaineering. 28-5-13 FHR - Car RT doesn't heat up any more than. Doesn't heat up anything Kelly. 10-6-13 FHR - Action wonderful improvement. While chassis is quieter. 9-6-13 Hurst - driver of 2301. V efficient. little springing in mech / m.{Mr Moon / Mr Moore} R to J.{Mr Johnson W.M.} 31.7.13 By says D.R. brakes will mean freedom from bend. 31.7.13 (41) Crankshaft Hope he is correct. Still experimenting. Wor{Arthur Wormald - General Works Manager}/Pd Try SINGLE HELICAL BEVELS, but have little faith Plattford has misgivings try Wor{Arthur Wormald - General Works Manager} Pd Hartnell now back from client, seems to roll well. 26-8-13 (42) Brakes vibration & fan - disagree. Second of its kind. Ask for a web-end test of a Pressed 'axle with D.R. Brakes * clearance increases. Hy.{Tom Haldenby - Plant Engineer} reporting today Hard drawn copper liner. Mr. Moray, seeing to tear up badly. thermoid - (customs) reported well & tried 25/4/13 - no report CJ. request. fitted vigorously & smoothly painful J.{Mr Johnson W.M.} Sison Central brakes. Works equally & well as | ||