and they sounded, and found twenty fathoms; and after a little space, they sounded again, and found fifteen fathoms.

They took soundings and found that the water was twenty fathoms deep. Going a little farther, they took another set of soundings that read fifteen fathoms.

and having sounded they found twenty fathoms, and having gone a little farther, and again having sounded, they found fifteen fathoms,

and having sounded found twenty fathoms, and having gone a little farther and having again sounded they found fifteen fathoms;