482 PROCEEDINGS OF COLUMBUS MEETING. 



608(31,1883). Gorge of Elk river; western flank of Rocky mountains, British 



Columbia. Cut through flat-lying lower ( lambrian quartzites. 



609 (50, Sept. 23, 1884). Glacier and snow-field at head of Red Deer river; Rocky 



mountains, Alberta. 



610 (41, Sept. 20, 1S84). Folded Cretaceous rocks I Kootanie formation) ; headwaters 



of Cascade river, Rocky mountains, Alberta. 



fill (17, June 27, 1883). Bluffs on Pelly river ; Lethbridge, Alberta. Illustrating the 

 arrangement of the glacial deposits. A. Quartzite shingle, etc ("Saskatche- 

 wan gravels"); B. Lower bowlder clay; (.'. Interglacial beds, elsewhere 

 holding peat, and overlain in distant bluffs bv upper bowlder clay (see Re- 

 port of Progress. 1882-'84, p. 139 C). 



Photographed by J. B. Tyrrell. 



612 (10, 1887). View northward along one of the upper lake Agassiz beaches ; east 



of Duck mountain, Manitoba. 



613 (6,1889). Swampy island; lake Winnipeg, Man. Face of cliff showing bowlder 



of gray gneiss lying on striated Trenton limestone, overlain by loose blocks 

 of Trenton limestone ; probably an old beach deposit. 



614 (9, 1889). Swampy island; lake Winnipeg, Man. Cliff of Trenton limestone, 



overlain by broken but somewhat rounded fragments of same rock ; probably 

 an old shore-line. 



615 (88, 1889). Upper limestone of the Devonian of Manitoba ; Rose island, Swan 



lake, Man. 



616 (96, 1889). Dakota sandstone, weathered nut into rounded masses near an old 



lake Agassi/, shore-line; Kettle hill, Swan lake, Man. 



1)17 (103, 1889). Ice-pressed bowlder pavement; southern shore of Red Deer lake. 

 Saskatchewan. 



618 (30, 1890). Cliff of Niagara dolomite; Cedar lake, Saskatchewan. 



619 (50, 1890). Trenton limestone; northwestern shore of lake Winnipeg. 



620 (57, 1890). Laurentian gneiss; southern shore of Little Playgreen lake, in front 



of Norway house. Showing characteristic rounded and lumpy surface. 

 1)21 (2, 1890). View of cliff on northern side of Deer island, lake AVinnipeg, Mani- 

 toba. Saint Refer sandstone, capped bv Trenton limestone (photographed 

 by D. B. Dowling). 



Photographed by T. C. Weston. 



622(13,1879). Magdalen river and bay ; lower Saint Lawrence. Showing charac- 

 teristic gravel ridge of estuaries of parts of Gulf of Saint Lawrence and New- 

 foundland. 



623 (9, 1873). Lower Helderberg rocks ; Arisaig, Nova Scotia (see Geological Survey 

 Report, vol. ii, pp. 37 P and 48 P). 



'124(8,1873). Lower Helderberg rocks; Arisaig, Nova Scotia. Showing ripple- 

 markings. 



625 (18, 1873). Lower Carboniferous deposits ; Arisaig coast. NbvaScotia. Showing 

 thick band of Oolitic limestone. 



626(21,1879). Carboniferous rocks; southern shore, Joggins, Nova Scotia. Show- 

 ing erect Sigillaria (see Acadian Geology). 



627(24,1879). Carboniferous rocks; southern shore, Joggins, Nova Scotia (see 

 Acadian Geology). 



628(14,1879). Lower Cambrian rocks (gold bearing); "The < >vens." Lunenburg 

 co., Nova Scotia. 



629 (8, 1889). South Saskatchewan river ; above Battleford crossing, N. W. T. River 

 valley of the plains excavated in Cretaceous rocks. 



