Catalogue of apparatus, to illustrate magnetism, galvanism, electrodynamics, electromagnetism, magno-electricity . Fig. oo. Upright Galvanometer. Price $ 61. Vibrating Wire, (with magnet.) Price $ OP AFPARATI 8. Fig. 39. 17. Fig. 39. Galvanometer with Astatic Needle. Price $5. to Fig. 63. Fig. 62.

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Keywords: ., bookautho, bookcentury1800, bookdecade1850, bookpublisherbostonsn