The Royal Society read part of Letter 47 of 1685-10-12 about chyle, sweat, pores of the skin, the crystalline humour of the eye, and the optic nerve

Date: 
March 13, 1686
Document: 

Birch, History, vol IV, p. 463, 3 March 1686 (O.S.) in London:

Part of Mr. LEEWENHOECK's letter of Oct. 12, 1685, was read, concerning chyle, sweat, pores of the skin, the crystalline humour of the eye, and the optic nerve. The rest was reserved to another meeting.