Aldert Hodenpijl wrote to the Royal Society attesting to microbes in Leeuwenhoek's infusions.

August 13, 1677

Aldert Hodenpijl, Delft innkeeper, wrote to the Royal Society about what he saw in Leeuwenhoek's pepper infusion. "In that small Quantity of water, I saw above thirty thousand Living Creatures."


Enclosures with letter #33. Collected Letters, vol. 2, pp. 257-271.

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