A—UPRIGHT BEAMS. B—SILLS LAID FLAT UPON THE GROUND.
C—POSTS. D—AREA.
E—SILL SET AT THE BOTTOM OF THE HOLE. F—AXLE. G—DOUBLE CROSS-BEAMS.
H—DRUM. I—WINDING-ROPES. K—BUCKET. L—SMALL PIECES OF WOOD HANGING
FROM DOUBLE CROSS-BEAMS. M—SHORT WOODEN BLOCK. N—CHAIN. O—POLE BAR.
P—GRAPPLING HOOK. (Some members mentioned in the text are not shown).
E—SILL SET AT THE BOTTOM OF THE HOLE. F—AXLE. G—DOUBLE CROSS-BEAMS.
H—DRUM. I—WINDING-ROPES. K—BUCKET. L—SMALL PIECES OF WOOD HANGING
FROM DOUBLE CROSS-BEAMS. M—SHORT WOODEN BLOCK. N—CHAIN. O—POLE BAR.
P—GRAPPLING HOOK. (Some members mentioned in the text are not shown).