This is the rim of the bench.

Can't be more'n a couple of feet down.

All we want is indications; afterwards we can tap in from the side." As he talked, he started fires here and there on the uncovered spaces.
"But look here, Corliss, I want you to mind this ain't pocketin'.

This is just plain ordinary 'prentice work; but pocketin'"-- he straightened up his back and spoke reverently--"but pocketin' is the deepest science and the finest art.

Delicate to a hair's-breadth, hand and eye true and steady as steel.