Rocky Mountain Trip 
4 
El lloro at 2 in the morning. Our parity consists of Dr, Hayden, 
Mr. Wilson - Mr* Atkinson, Mr. Heading and myself* Dr* E* Pe&le 
and I set to work to study the geologic section from the Divide 
to Colorado Springs, and they seem to he convinced that 1 was 
right in esteeming the Monument Creek group as separate from the 
Divide group and that the interval between is filled with sends 
and marls - red* white and yellow - some 700 foot in tJaicteaeca. 
Batched the sunset behind the Pike# desk group and found camp 
in a corral, hi hero at- S o’clock August ICth 
uitgp lutin hi lloro, Thursday the outfit ms packed and 
sent forward to the base of Fishers Feck* Mr. Hayden and I rode 
crossed in the gradual slope were about 800 feet of cretaceous 
shales, containing coward the top specimens of inoeeramus baeu- 
X it o & ? o t c * in concre t lens, About 2 00 i‘c ct f o 1 Xowecl the s e com¬ 
posed of alternate layers of sandstone and shales The first 
escarpment of the bluffs is of a massive whit© sandstone, -some- 
what irregular, bedded 150 to 180 feot thick. Above this are 
about 200 feet of shales mid coal bearing strata* then 40 or 50 
feet of sandstone, yellowish and firm. A higher ridge beyond 
