More likely to be Craig Ddu. That's the campsite below Ynys Ettws. Someone else will probably be able to confirm, and even tell you what route it is!

You're right it's not Flying Buttress, but it is at the top of Nea on Clogwyn y Grochan. They're the only routes we did on the north side on that visit. It was sunny when we did F.B, and raining on Nea, which is why I thought it was the former. Thanks for aiding my memory!

hello martyn what make of boot

I am pretty sure they were PA's. - Pierre Allains.