Of late years the Manilla rope has in the American fishery almost entirely superseded hemp as a material for whale-lines; for, though not so durable as hemp, it is stronger, and far more soft and elastic; and I will add (since there is an �sthetics in all things), is much more handsome and becoming to the boat, than hemp. Hemp is a dusky, dark fellow, a sort of Indian; but Manilla is as a golden-haired Circassian to behold.

The whale-line is only two-thirds of an inch in thickness. At first sight, you would not think it so strong as it really is.

By experiment its one and fifty yarns will each suspend a weight of one hundred and twenty pounds; so that the whole rope will bear a strain nearly equal to three tons. In length, the common sperm whale-line measures something over two hundred