PROC. ACAD. NAT, SCI. PHILA,, 1899. 



PLATE XX. 



TONGUE AND MORAINES 



GREAT OR ILLECELLEWAET GLACIER,^ 



BRITISH COLUMBIA "! 



August I 



by Gea / W»w, .S Vaunjr. 



^:£r 



GEORGE AND WILLIAM S. VAUX Jr., ON ADDITIONAL OB.SERVATIONS ON GLACIEKS IN BRITISH COLUMBIA. 



