After dinner walked first north for more than a mile and saw no prospects in this di- rection. Then started carefully five miles west or saw the crinoidal limestone here with a pinkish clay, once dense and would make a fine mortar. As the strata dipped to the left my hand strata could come in and at the next point we could also discern the limestone of F. The region of the Salt Lakes is a very semi-aridly low land on brink of a deep ridge to the north & this low land is in four hells sea level, the sea flooding it therefore the name of Salt Lakes. There are two & Great are Small. On the top of this surface lies a special blue clay with pieces of limestone and in other higher places ammonites that closely beat are crystalline. In the dry ocean marine shells here as clusters. On front of the lake the sea has thrown up a fringing bar sloping inward & covered with low arctic bushes. Beneath it is a dark turf, or peat, up to four feet