Fig. 16. 



Sectiou 01 uptunied strata, Snow Mass Range. (See page 66.) 

 a, Cietaceons. 6, .Juiassic. c, Triassic. d, Uarb. c, Grauite. 



Fio-. 17. 



View on Roches Montonnes Creek. (See l)age 73.) 



