l 67)

LE T TER III.

Shewing . by what , Means the jsrtsiqfMining and Smelting, may. be brought' into a - rational System ; with some ■ Ob-servations on .the Difficulties that willnecessarily attend if... '; " ’.J

I Thought my twd r last.Lettefs oil MiningwOuld'.have ‘setisfi.tfd ysour Curiosity inthat Respect; but by. them, I find it stillmore and more raised, being prompted by aZeal of promoting the pubiickGood ; now Ifind you ask me to shew you, by what;Means' a rational System" of Mining maybe established? Before, I have hinted, hovyunwilling I was to deliver my Thoughtson that Subject,: for fear of giving Um-brage to many, and for fear that my Timeand Labour would be spent in vain ; but 1cannot be: so ungrateful not to comply with'your Request, particularly when I find my-self stirred' up to attempt it, by the verysame Motives, that you are to ask it: Who,;without Regrbt, can see the Riches of aCountry wasted, and its Products neglected lCan any Heart be so hardened and inflexi-ble, as to be sensible of all this, and yet besilent ? Methinks I here the Clamour ofthe Populace crying out aloud for a Re-formation ! Methinks I hear the Country,as a Duty I owe her, demanding it of me ?

L 2 Methinks