The Side Pocket on Dunn's Creek

Who knows about a Side Pocket on Dunn's Creek? I've never heard of it.... Blaine Large has a photo of it on loan to the Sevier County Library. It has the following attached to it:

A Side Pocket on Dunn's Creek

(definition of a Side Pocket) Where a family could go when they were down on their luck. The community pitched in to help each other back then.