Complete Collected Letters

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.

Which number?

Master list (pdf) of all 602 L-numbers, their Leeuwenhoek number, and their Collected Letters number

Life in Holland

in the 1600's

Work in Holland

in the 1600's

Royal Society - Sprat

frontispiece of Thomas Sprat's History of the Royal Society of London, for the Improving of Natural Knowledge, 1667

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Related sources:

Year	Author	Title
1667	Sprat, T.	History of the Royal Society of London

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Complete Collected Letters

Which number?

Life in Holland

in the 1600's

Work in Holland

in the 1600's

Royal Society - Sprat

Life in Holland

in the 1600's