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Title: resistance box [Go to resource]
Description: Varnished wooden box with 8 knobs and 3 brass terminals, "P.S.B.T. Units" on side, No.2802. "Right at 15.5C". Central zero, plugs giving 1,10,100, 1000 ohms each side. Plug insulated handles showing white spots. License: http://www.abdn.ac.uk/historic/Copyright_terms_conditions.shtml Publisher: ABDNP University of Aberdeen, Natural Philosophy Collection of Historical Scientific Instruments Rights holder: 47718 Temporal: 1890-1920 Source: University of Aberdeen Creator: Elliott Bros. Identifier: http://calms.abdn.ac.uk/Geology/dserve.e... Go to resource More Like this...
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