Page:A Journey to the Western Islands of Scotland - Johnson (1775).djvu/196

 this world of stone, some valuable species of marble might be discovered. But neither philosophical curiosity, nor commercial industry, have yet fixed their abode here, where the importunity of immediate want supplied but for the day, and craving on the morrow, has left little room for excursive knowledge or the pleasing fancies of distant profit.

They have lately found a manufacture considerably lucrative. Their rocks abound with kelp, a sea-plant, of which the ashes are melted into glass. They burn kelp in great quantities, and then send it away in ships, which come regularly to purchase them. This new source of riches has raised the rents of many maritime farms; but the tenants pay, like all other tenants, the additional rent with great unwillingness; because they consider the profits of the kelp as the mere product of personal labour, to which the landlord contributes nothing.