More Microscopical Observations Made by the Same M. Leewenhoeck, and Promised in Numb. 97. of These Tracts; Communicated in His Letters of August 15. 1673 and of April 7. 1674

Author: 
Leeuwenhoek, A. van
Journal: 
Philosophical Transactions of the Royal Society
Volume: 
9
Publisher: 
Royal Society
Year: 
1674

pages 23-25 letter written 1673-08-15 and 1674-04-07

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