SE side of river opposite Keystone Mine. Up Alkali Gulch we found a stratum of sandstone strongly impregnated with iron oxide, containing many leaves, and collected a bag full, including fragments of palm leaves. Returned at 4:30. It has been very hot. Nelson from the U.S.G.S camp says magnetic declination here is 15¡35' E.
Newcastle, Colo., Aug 3, 1909
Bright, cool morning. Had a splendid night's sleep. Got a 3-inch covered wagon and team from Hugh Miller and spent forenoon packing and loading the wagon. Left Newcastle at 1;30 p.m. Drove up Elk Creek to the forks, then a short distance up main fork (west fork) and photographed the conglomerate unconformably overlying upturned edges of Mancos, looking south, and the lower Mancos (= Niobrara l.s.) looking west. The N side of gulch has
