Small electrical measuring instruments : how to make and use them : a practical handbook describing the making and using of galvanometers, voltmeters, amperemeters, wheatstone bridges, and other instruments for detecting and measuring electric currents
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書誌事項
Small electrical measuring instruments : how to make and use them : a practical handbook describing the making and using of galvanometers, voltmeters, amperemeters, wheatstone bridges, and other instruments for detecting and measuring electric currents
（The "model engineer" series, no.24）
Percival Marshall, [1906]