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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).
Experimental record sheet for an A.T. Speedometer with a small type dial.

Identifier  ExFiles\Box 59\2\  Scan080
Date  11th October 1930
  
X4308.
ELECTRICAL EXPERIMENTAL RECORD SHEETS.
SMALL TYPE DIAL

X. No 4308 AT B 563.800.14/52 A.T. Speedometer

| Date on. | Location. | Date off. | REMARKS. | Miles reading start. | Miles reading finish. | Miles covered. | Total miles. |
|---|---|---|---|---|---|---|---|
| 21-6-28 | Lab test | 4-7-28 | Speedometer with small type dial See report E.F.C.6/T6.7.28 | - | Instrument returned to makers | Trip counter not recording | - |
| 20-8-28 | Lab | 28-8-28 | Received from makers. Tested see report 28.8.28. | - | - | - | - |
| 29-8-28 | 8 EX | 16-11-28 | | 0115 | 6074 | 4859 | 4859 |
| 16-11-28 | " | 7-12-28 | Tested see report | 6074 | 6431 | 357 | 5216 |
| 7-12-28 | Lab | 10-12-28 | E.F.C. 2/T10.12.28 | | | | |
| 21-12-28 | Lab | 31-12-28 | Received from makers Tested see report E.F.C.1/T 31.12.28. | | | | |
| 31-12-28 | Makers | 14-1-29 | | | | | |
| 15-1-29 | Lab | 18-1-29 | Received from makers and tested reads 46.9 MPH at 600 RPM | | | | |
| 21-1-29 | 22 EX | 1-6-29 | | 6074 | 12439 | 7223 | 13297 |
| 1-6-29 | " | 12-8-29 | | 12439 | 15801 | 3362 | 16629 |
| 12-8-29 | " | 11-10-30 | | 15801 | 30348 | 14547 | 31276 |
| 11-10-30 | 23 EX | | | 30348 | | | |

No further record kept.
  
  


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