Originally Posted by
davidad
3-cross is under 2 over one.
IIRC,
lacing the heads out spokes first is far easier than the alternative, so the second half of the lacing process
will in fact be over, over, under.
By lacing the heads in spokes first, your final side spokes will be difficult to get laced without overly bending the spokes to get them rotated up toward the rim after they've been laced through the flange.
-Jeremy