Rolls-Royce Archives
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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).
Chart from the Cadillac Motor Car Co. Electrical Dept. showing temperature, voltage and specific gravity during a 10 Amp discharge test.

Identifier  ExFiles\Box 41\2\  Scan091
Date  25th February 1919
  
TEMPERATURE F°
SPECIFIC GRAVITY
VOLTAGE
TIME Hours.
TEMPERATURE
VOLTAGE
SPECIFIC GRAVITY
NIGHT STOP
START
Single Cell
Readings taken on 3rd Cycle after assembling Positives with foreign Negatives.
12.5 hr x 10 amp = 125 Amp Hr.
CADILLAC MOTOR CAR Co.
ELECTRICAL DEPT.
CHART TO ACCOMPANY REPORT
ON SAMPLE # 2735, F 2396
10 AMP DISCHARGE
2-25-19
Pos. Cad. 1.98 V
Neg. 0.18
Pos. Cad. 2.00 V
Neg. 0.30
F.K.S. 4-21-19
EUGENE DIETZGEN CO. CHICAGO-NEW YORK NO. 346B
  
  


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