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The amateur scientist George John Singer (1786 1817) worked in the family business of artificial flower and feather making, but all his spare time was absorbed in the study of electricity and electromagnetism. He invented his own apparatus, including a gold-leaf electrometer, and built a laboratory-cum-lecture room at the back of his house: his public demonstrations were attended by Faraday and Francis Ronalds, and he was also a friend of the pioneering 'electrician' Andrew Crosse. This significant book, published in 1814, demonstrates the breadth of Singer's knowledge of his subject and of...

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