Volumes 18, 19, and 20 of Alle de Brieven / Collected Letters became available at the end of 2024, completing the series begun in 1939. Download for free.
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At age 88, his 100th publication in Philosophical Transactions
Date:
May 1, 1721
At age 88, his 100th publication in Philosophical Transactions, volume 31, number 364 (May, June, July, and August 1721): Observations on the Muscular Fibres of Fish.