Letter, from Martin Lister to Henry Oldenburg, dated at York An account of stones figured like plants List of explanations for the figures is attached Read to the Royal Society on 13 November 1673 Original figures in LBO/6/371 Transcription in 'The correspondence of Henry Oldenburg', ed and trans by A Rupert Hall & Marie Boas Hall, vol 10, p 324 Printed in 'Philosophical Transactions', vol 8, no 100, p 6181 4 November 1673