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 test results for radiator, front springs, steering gear, shock absorbers, and frame components.
| Identifier | ExFiles\Box 119\2\ scan0062 | |
| Date | 5th October 1914 | |
| Piece No | Description | Time | Results | X No | Reference 4 Bearing Pins E3316/y | 20" Orme Evans Sqr. Honeycomb Radiator 2" bumps 105 revs | 15-0 | 4 bearing pins E3314 + E3316 broken (Excellent result) | 1315 | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}8/L22714 | Front Springs off set solid {3" bumps 105 revs} eyes top plate made Firths steel. Top plate hardd & tempd 860° & 500°. ".285" thick. nr side spring broke | 3-0 | short plate broke behind axle | 888 | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}11/L28814 | | 3-30 | sec: plate from bottom broke behind axle | " | " | | 5-30 | top plate broke 16" behind front eye | " | " G 566 | Steering Gear {2" bumps, 3", 105 revs} | 5-30 | Cross shaft with solid levers | 1352 | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}5/G28914 | | 36-45 | to carry Steering nut broke | Standard type friction front Shock Abs: using leather & 105 L. set to a friction of 15lbs at end of arm | 4-30 | leathers were oily & in good condition at start but after running leather was burnt hard & brittle & spread out at edges. | X 224 | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}10/L11014 " | " | 6-15 | Similar test with Shock abs: having Ferodo friction discs instead of leather, after | " | " | | 20-25 | commenced to squeak, after squeak disappeared & worked | " | " | | 30-0 | smoothly, after, found in splendid condition, shows Ferodo superior to leather. | " | " | Frame fitted with 2 7/8" Fut crossmember with increased base to flanges & diagonal stays. {3" bumps 105 revs} | 20-5 | cracked appeared top angle nr side frame above x member flange | 1168 | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}15/L5.10.14 | | 23-20 | crack appeared top angle nr side frame, above for'd bolt of dia. stay flange | ||