BULL. GEOL. SOC. AM. 



VOL 13, 19 1, PL. 5" 



Figure 1.— Panorama from Swift Current Pass, Lewis Range 



Looking south by east. East half from Gould on left to Stimpson and Blackfoot far off on right. Foreground 



of old valley floor continued in plate 51 



Figure 2. — Upper Knitla Lake and Boundary Mountains, Livingston Range 



Looking due west from International summit on Continental divide. Foreground on extrusive diabase under- 

 lying Knitla argillite; distant peak, Siyeh limestone ; remote hills, Galton range. 



PANORAMA FROM SWIFT CURRENT PASS AND VIEW IN LIVINGSTON RANGE 



