U. S. NATIONAL MUSEUM 



BULLETIN 133 PL. 6 



View Across Level Pampas of Eastern Buenos Aires 



From lookout station at Estancia Los Yngleses, Lavalle, Buenos Aires, October 30, 1920 



Plantation of Trees on Pampa, Attractive to Small Brush Inhabit- 

 ing Birds. An Ombu Tree at Left 



Estancia Los Vngleses, Lavalle, Buenos Aires, November 10, 1920 



