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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).
Test results table showing 'steady braking' and 'pick up' performance for a 6-cylinder engine at various speeds.

Identifier  ExFiles\Box 162\3\  img002
Date  31th May 1911
  
No. S.R.L. No. 6 31.5.11

TABLE DATA

COLUMN HEADERS:
- Speed Miles/hr. Top gear.
- No.1 CYL.: steady braking / Pick up Test
- No.2 CYL.: steady braking / Pick up test
- No.3 CYL.: steady braking / Pick up test
- No.4 CYL.: steady braking / Pick up test
- No.5 CYL.: steady braking / Pick up test
- No.6 CYL. COIL: steady braking test by / pick-up test bt{Capt. J. S. Burt - Engineer} (Note: 'by' and 'bt{Capt. J. S. Burt - Engineer}' are handwritten)

ROW DATA:
- Idling slow running: [- / 2.4], [- / 2.2], [- / 2.5], [- / 2.6], [- / 4.0], [- / 4.3]
- 10: [3.1 / 3.3], [3.15 / 2.9], [4.3 / 3.0], [4.2 / 4.0], [4.8 / 3.05], [5.6 / 3.85]
- 15: [3.25 / 3.8], [3.8 / 3.65], [4.6 / 4.6], [4.6 / 4.85], [5.2 / 5.0], [5.7 / 5.2]
(Handwritten in No.6 column: 4.25 & 2.5 & 5.8)
- 20: [3.4 / 4.0], [3.8 / 4.1], [4.65 / 4.65], [3.8 / 4.7], [5.3 / 5.1], [5.7 / 5.3]
(Handwritten in No.6 column: 4.75, 6.2 & 6.75)

FOOTNOTES:
- Idling Speed 350 R.P.M.
- Slow running speed 6 M.P.H.

Handwritten note to the right of the table: 5
  
  


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