r. S. GEOLOGICAL SURl'EY. 
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KEY TO THE PANORAMA FROM P( 
A. Bill William’s Peak. 
i>. Tower of Babel. 
C. < ^iloiado River. 
F. Mouut Floyd. 
G. Mount Sitgreaves. 
I. Inner (lorge. 
T. T. Twin Temples. 
"W. 0. West (Uoister. 
1. Cberty limestone. 240 feet. 
2. Uj>per Aubrey linH^stone, 1120 
:i. Cros.s-bedded simd.sto7ie. 2S0 b 
