B II.
3*3
C£ fupplied; that great numbers of rough diamonds“ are fent here to be cut and polilhed ; and that“ a free importation would increafe the trade.”
Sorry 1 am to obferve, that feveral of our du-ties on importation are far from being conformableto the foregoing rule; many raw materials nectffaryfor our manufactures being loaded with a duty onimportation, and fome with a heavy duty. Barilla ,for example, is a raw material ufed in the glafs-manufaCture : the exportation from Spain is loadedv/ith a very high duty: and to raife the price ftillhigher, we add a duty on importation; withouthaving the pretext of encouraging a raw materialof our own growth, for barilla grows not in thisifland. Hair is a raw material employed in feveralmanufactures; and yet every kind of it, humanliair, horfe hair, goat’s hair, &c. pays a duty onimportation; which confequently raifes the priceof our own hair, as well as of what is imported,Nor has this duty, more than the former, the pre-text of being an encouragement to our own produCt;for furely there will not on that account be rearedone child more, or foal, or kid. The fame ob-jection lies againft the duty on foreign kelp, whichis very high. Rancid oil of olives, fit for foap andwoollen manufactures, pays upon importation ahigh duty: were it free of duty, we Ihould beable to ferve ourfelves with Caftile foap of homemanufacture; and likewife our colpnies, which arepartly fupplied by the French . Each of the fol-lowing raw materials ought in found policy to befree of duty on importation ; and yet they are
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