480 PROCEEDINGS OK COLUMBUS MEETING. 



Presented by tht United States Geological Survey ; •/. W. Powell, Director. 



The 51 views numbered 554 to 604, inclusive, are 6 x 8 inches. 



Photographed by I. C. Russell, 1891. 



554. .Mount St. Klias: from western end of Samovar hills. Agassiz glacier in the 



foreground. 



555. Southern face of mount St. Klias. 



556. Ice cascade in Agassiz glacier, partially covered by new snow. 



557. Cascade in the neve of Newton glacier. 



558. " " " " of a tributary of Agassiz glacier. 



559. Canyon in the Chaix hills, stratified moraine material containing recent sea 



shells. 



5(30. View from the summit of Chaix hills; looking eastward over Malaspina 

 glacier. 



561. Mount St. Klias; from .Malaspina "lacier south of Chaix hills. Southern 

 * escarpment of Chaix hills in middle distance. 



5t)i\ Marginal drainage , southern base of Chaix hills, looking westward. Moraine- 

 covered border of Malaspina glacier on the left and scarp of gravel terrace 

 on right. 



563. Abandoned lake beds; south side of Chaix hills. The lake is retained by 



Malaspina glacier. 



564. Yahtse river; from above ice tunnel, looking southward. 



565. " " issuing from a tunnel in Malaspina glacier. The Mull's are of 

 dirt-covered ice. 



566. Moraine-covered surface of Malaspina glacier; near point Manby. 



567. Surface of central portion of Malaspina glacier. 



568. Alluvial fan now being formed by esker streams: western side of Vakutat 



hay. 



569. View from southern margin of Malaspina glacier; showing country recently 



abandoned by ice. 



570. Sitkagi bluffs: Southern margin of Malaspina glacier. The glacier, heavily 



laden with moraine, has been cut away by the sea, 



571. Vegetation on Malaspina glacier; 4 miles from its southern border. 



572. Surface of alluvial fan of the Yahtse; Bhowing partially buried forest. 

 57.">. Icebergs stranded at low tide ; shore of Yakutat bay. 



574. Tree broken by recent advance of Malaspina glacier; near point Manby. 



575. Vegetation about southern border of Malaspina glacier. 



576. Southern margin of Malaspina glacier ; showing forest growing on the glacier. 



577. Second view- of alluvial fan on esker stream. 



57s. Glaciated surface on Haenke island : probably covered by ice less than 150 



years ag< >. 

 570. Dalton glacier; from Haenke island. Disenchantment bav. 



- 



Photographed by C. 1>. Walcott, September, 1891. 



580. Lace falls; Cedar creek, one mile above Natural bridge, Va. 



581. Natural bridge, Virginia: Distant view looking westward. 



582. " " " from southeastern side. 



583. " "' " " northwestern side, looking through arch. 



584. " " - ■' southeastern side. 



