APPENDIX 



N° I. 



Land Jteoenue Office, April i% 1789. 



Sir, 



BeING informed that you have difcovered a method of 

 curing defects in growing trees of all ages, which may have 

 fuftained damage from any caufe whatever, we wi(h to be 

 favoured by you with an anfwer to the following quell ions, 

 relative to injuries done to the hark of oak-trees, and the 

 means of preventing defecls in the timber arifing from that 

 caufe, viz. 



i . Suppofing a piece of bark of five or fix inches fquare to 

 be cut from the fide of an oak-tree of any fize, from twenty 

 feet to one load or more, fo as to lay the wood bare, and that 

 letters or figures were burnt, or (lamped with (harp inftru- 

 ments, into folid wood, where the bark was fo taken off, and 

 the tree left in that (late fo long as it mould continue (landing, 

 what effect do you think would be produced by iuch procefs 

 upon the body of the tree ; whether it would continue to 

 grow, and increafe in fize in the part from which the bark 

 was taken ; or whether any, and what detriment would enfue 

 from it to the timber, if no means were ufed to prevent it ; 

 and whether fuch detriment, if any, would extend further 

 than the limits of the part deprived of its bark ? 



R r 2 2. If 



