Signedunsigned
FunctionTo demonstrate how, by adding turns to a galvanometer coil, the angle of deflection of a magnetic needle is increased.
ProvenanceFrom the Department of Physics, Harvard University.
Related WorksSara Schechner, "Daniel Davis, Jr. and the Electromagnetic Instrument Industry: A Field with Great Potential in the Early 19th Century," unpublished manuscript (1978), available in the CHSI Library (Lib.4884).