■?' 
PHOTOGRAPHS BY ALEXANDER WETMORE ' -6- 
o BS 22173.....Alkaline flats at mouth of Rio Ajo. Lavalle, Buenos Aires, Argentina, 
Nov. 15, 1920. 
° BS 22174..... Catholic church typical of those found universally in ^ampa towns. 
Lavalle, Buenos Aires, Argentina. Nov. 15, 1920. 
BS 22176..... Changing horses 4n galera between Lavalle and Buenos Aires, Province of 
Buenos Aires, Argentina, Nov. 16, 1920. 
* 
' BS 22179.Floodplain of the Rio Negro. General Roca, Rio Negro, Argentina, 
Nov. 23, 1920. 
o BS 22180..... The Rio Negro. General Roca, Rio Negro, Argentina, Nov. 23, 1920. 
* BS 22182.A side channel of the Rio Ne&ro. Haunt of ducks, grebes and coots. 
General Roca, Rio Negro, Argentina. Nov. 23, 1920. 
& BS 22183.A side channel of the Rio Negro. General Roca, Rib Negro, Argentina, 
Nov. 23, 1920. 
o BS 22185..... Typical small farm ranch house in northern Patagonia. General Roca, 
Rio Negro, Argentina, Nov. 23, 1920. 
c> BS 22186*....A street scene in one of the most important towns in northern Patagonia. 
General Roca, <io Negro, Argentina, Nov. 23, 1920. 
» BS 22187.....Creosote bush. General Roca, Rio Negro, Argentina, Nov. 23, 1920. 
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« BS 22190.... .Nest of I £ bno (fl5392), General Roca, Rio Negro, Argentina, Nov. 24, 1920. 
* BS 22191.....View of the Rio Negro. General Roca, Rio Negro, Argentina, Nov. 24, 1920. 
e BS 22192.....Sawgrass. General Roca, Rio Negro, Argentina, Nov. 24, 1920. 
e BS 22194.....Arid gravel hills. General Roca, Rio Negro, Argentina, Nov. 25, 1920. 
o BS 22195.Arid gravel hills. General Roca, Rio Negro, Argentina, Nov. 25, 1920. 
« BS 22197.... .Vi»ew af Valley of Rio Negro. General Roca, Rio Negro, Argentina, 
Nov. 25, 1920. 
» BS 22200.....Arid gravel hills. General Roca, Rio Negro, Argentina, Dec. 2, 1920. 
6 BS 22201.A typical toivn of northern Patagonia. General Roca, Rio Negro, 
Argentina, Dec. 2, 1920. 
8 BS 22203.....Dry hills showing deposits containing gypsum. General Roca, Rio Ne^ro, 
Argentina, Dec. 2, 1920. 
8 BS 22206.Old channel of Rio Negro. Coots, Fu1ica armillata and _F. leucoptera 
swimming in \mter. General Roca, Rio" Negro, Argentina, Dec. 3, 1920. 
o BS 22207.....Old channel of Rio Negro. General Roca, Rio Negro, Argentina, Dec. 3, 1920. 
» BS 22209.Willows growing on gravel bars along Rio Negro. General Roca, Rio Negro, 
Argentina, Dec. 3, 1920. 
