With a grating rush, the three lines flew round the loggerheads with such a force as to gouge deep grooves in them; while so fearful were the harpooneers that this rapid sounding would soon exhaust the lines, that using all their dexterous might, they caught repeated smoking turns with the rope to hold on; till at last—owing to the perpendicular strain from the lead-lined chocks of the boats, whence the three ropes went straight down into the blue—the gunwales of the bows were almost even with the water, while the three sterns tilted high in the air.