the Ink of ancient Writings, 457 
hope it may be of fome ufe, as it not only brings out a prodi- 
gious body of colour upon letters which were before fo pale as 
to be almoft invifible, but has the further advantages over the 
infulion of galls, that it produces its effect immediately, and 
can be confined to thofe letters only for which i'uch affi fiance 
is wanted. 
S f f 2 
