CONTENTS. 



Page* 



XVL ylccount of a 7iew pummice press ^ with some 

 remarks upon cyder makings by Timothy Matlack^ 

 of Lancaster, = . . „ 109 



XVII. O71 the inJu?'ious effects of clover to orchards, 

 by Richard Peters; and letter from W, Coxe of 

 Burlington on that subject, - - - 119 



XVIII. New disease in wheat, - . _ 124 



XIX. Improved hay ladders, by Moses Coates, near 

 Doxvni?ig town, Chester county, P emuylva^iia, 131 



XX. On sheep ^ and their diseases, by Joseph Capner 



of Flemington, New Jersey, - - - 133 



XXI. On Jerusalem wheat, by Dr. John Keemle, 135 



XXII. On the yellow water of horses, by Richard 

 Peters, with a Supplement by Dr. Mease ^ 139 



XXIII. On gypsum, by the same, - - 156 



XXIV. Account of the dimensions of American 

 trees, by John Pearson, of Darby, 176 



XXV. On peach trees, by Richard Peters; with a 

 letter from Dr. James Tilton of Bellevue, near 

 Wilmington, Delaware, . . _ - 183 



XXVI. Improvement of land, by William Ashford 



of Chester county, Pennsylvania, - - 193 



XXVII. On the thickness^ cement, and materials of 

 walls of farm and other buildings, by Richard 

 Peters, - - - - - 197 



XXVIII. On orchards, by Richard Peters: Com- 

 municating an account of operations and opinions 

 on that subject, by William Coxe, Esq. of Bur- 

 lington, New Jersey, - - - - 211 



XXIX. On coarse flour, brown bread, and the force 

 of habit, as it relates to esculents^ by Richard 

 Peters, » - . - . 227 



