HEADS, OR TABLE OF CONTENTS. 



Page 



EARTH, - n 



Calcareous do. . . - - - _ - j ^ 

 Argillaceous do. - ----- 



Siliceous do. - - - - -- - - 



Magneslan do. - . - - - - - 



Earth of Iron, - - - - - - ' - 



Air, ------- -- 



Water, ----- _ - - 



Heat, -------- 



- 



Saline Substances, - - - - - - 



Vegetables, - - -- - - - 



Ammallzed Matter contained in Vegetables, - - 23 



Vegetables analysed by F/'re, 25 



Analysis of Vegetables by Putrcfatilvi, 28 



Oxygenation, - - - - - - 29 



Vegetable Matter or Peat, - - - - 3 2 



- 37 



. Charcoal, 



M555847 



