Darwin, Erasrms, 1731-1802. *XL Phytologia; or The philosophy of agriculture -800 and gardening. With the theory of draining mo- eD25P rasses, and with an improved construction of the drill plough, By Erasmus Darwin ... London: Printed for J. Johnson, St. Paul's Church-yard; by T. Bensley, Bolt Court, Fleet Street. 1800.
 
viii, 612, «l2s p. xii pl. (2 fold) 26cm. Plates i-ix have accompanying leaf of letter-
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