xvi A D V E R T/I:S E 1 M E N T. 



addrefs, to the publifner hereof, the 

 author will 'anfwer their letters, endea- 

 vour to explain the difficulties that may 

 '.arife, 'and, for the benefit of the pub- 

 lic, -will publifh the fame occafionally^ 

 together with fudi valuable and authen- 



;' ' 



tic experiments in Agriculture, as his 

 correfpondents fliall favour 'him with, as 

 foon as they amount to a fmall volume. 



1777. FRANCIS FORBES. 



THE 



