of the layers also them under movement there is also more sun--exactly, evidently there are strata of the shore. I have now come about half-mile across the strike from the last locality to mile post 150. Here there is a small cut through coarse near the apex of the arch, sandstones, some of small pebbled conglomerate and green shales, perhaps one half in stiff blue shales. The dip is about 75 degrees east and it is or all the way back to the first described place. One can see on either side a little hollowing pits all the way. The com- monest fossils are the gastropod bivalves. Towards share two specimens. either end of the cut there is a golden bed over the center of the arch. tectonic Later I see that this same tectonic feature is the apex of the arch, and in to be seen as a monument a little further south up the trail crosses the fence. Jon sketched two days later.