A letter from Mr. James Short, F.R.S., to the right honourable the Earl of Macclesfield, President, concerning a paper of the late Servington Saver, Esq., relating to his invention of a new micrometer.

pp. 165-167 :, 28 cm.

QB113 .S53 1753

Micrometers (Instruments), Optics -- Early works to 1800., Telescopes -- Early works to 1800.

England--London: Royal Society, 1753.

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