The Cambridge Scientific Instrument Company, LTD. · Cambridge University Press · leaf 65
in Deflection in mm. at 1 metre in series in ohms seconds For 1 micro-amp. For I micro-volt Fig. 63. 10-9 8 218 19-9 Broca Galvanometer. 107 12 1190 11-1 935 11 2450 2-62 Code Word £ s. 659 t. Broca Galvanometer, complete, with one pair of coils 7 10 0 36.50 Headspring (Resistance about 100 ohms,… … Fig. 65. Fig. 64. Telescope and scale. Galvanometer lamp and scale.
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