Letters concerning the trade and manufactures of Ireland, principally so far as the same relate to the making iron in this kingdom, and the manufacture and export of iron wares, in which certain facts and arguments set out by Lord Sheffield in 
O'Brien, Lucius Henry,Sir,-1795.
Dublin : Luke White,
1785.
P.125 signed: Sir Lucius Henry O'Brien.
Reproduction of original from the Harvard University Houghton Library.
ESTC