Recently discovered, the earliest dated English scientific instrument is going under the hammer at Christie's auction house in London on Wednesday. The palm-sized copper-alloy "horary quadrant," which ...
AT a meeting of the Newcomen Society held at the Science Museum on December 11, a paper by Dr. R. S. Clay and Mr. T. H. Court on “English Instrument Making in the 18th Century” was read. As is well ...
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