Letter, from Martin Lister to Henry Oldenburg, dated at York Signed autograph Discussion of the veins in plants and their uses, and of the pores in the pith of the stalk Read to the Royal Society on 18 January 1671 Transcription in 'The correspondence of Henry Oldenburg', ed and trans by A Rupert Hall & Marie Boas Hall, vol 8, p 462 10 January 1671