Chamberlin's Chimney 

In Cottrell's book, the current description of this route is actally for Squeeze Cheeze.

Chamberlin's Chimney is the squeeze chimney in the back left side of the Great Chimney. It starts by scrambling up piled blocks from ground level, walks a ledge to below the anchor bolts, then squeezes up Chamberlin's Chimney proper. Climbed as an offwidth Cottrell gives it 5.9, as a lieback 5.7.