Another ancient classic - a route way ahead of its time.
The start is easily located - a detached pillar about 25 feet past (left of) Wiessner Slab marks the route. Things start off easy but the business begins when a small overhang is reached. Follow the crack to the top.
Protection
Some extra big pieces (#3, #4 camalots) let you sew up the crux if you want to.