The Poet Stone is the published location of a local puzzle cache, Hanger On (GCTQE0) by bedfordrl which will make an interesting and welcome break from the climb.
On arrival at the top of the Shoulder of Mutton you will find a sign board (see waypoint below) with a telephone number in the form abcde fghijk
Cache #4: Wicket can be found at N 51 ae.eie W 000 5g.ihb by substituting in the numbers read from the sign.
The Series continues with Steep Marsh #5: Flintwinch (GC1VQZT)