A cased set of instruments for magnetic experiments
19TH CENTURY
A cased set of instruments for magnetic experiments, 19th Century including a brass-cased gimballed compass, four magnetic bars, a compass needle, six steel balls, a brass cylinder shaker, two spindels, four brass roundels with needles, an ivory tapered tube, and graduated arc on base with pillars to bridge with steel strip, and other items, in fitted mahogany case 23.4 x 4.8 x 13.2cm. (9¼ x 1 7/8 x 5¼in.)
A cased set of instruments for magnetic experiments
19TH CENTURY
A cased set of instruments for magnetic experiments, 19th Century including a brass-cased gimballed compass, four magnetic bars, a compass needle, six steel balls, a brass cylinder shaker, two spindels, four brass roundels with needles, an ivory tapered tube, and graduated arc on base with pillars to bridge with steel strip, and other items, in fitted mahogany case 23.4 x 4.8 x 13.2cm. (9¼ x 1 7/8 x 5¼in.)
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.jpg "Source: Christie's")
.jpg "Source: Christie's")
