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Royal Society of London

Philosophical transactions : giving some accompt of the present undertakings, studies and labours of the ingenious in many considerable parts of the world ; v. 10 & 11 for 1675 and 1676 / Royal Society of London 1675-76

RCIN 1090686

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In this early letter to Henry Oldenburg published in 1675 in Philosophical Transactions, Antonie van Leeuwenhoek, a Dutch businessman and scientist, described his experiment with a cow’s optical nerve. His observations led him to posit the idea, for the first time, that tiny little strings communicate from the eye to the brain, thus leading to the discovery of the optical nerve. Cat. 195