PHOTOGRAPHS BY ALEXANDER THETMOHE 
-2- 
0 BS 21987.... 
.Large ant hill. Las Palmas, Chaco, Argentina, July 30, 1920. 
4 BS 2198$.... 
•Bordering fringe of saw grass on an estero. Las Palmas, Chaco, Argentina, 
July 30, 1920. 
© BS 21990.... 
•Vegetation in an estero. Las Palmas, Chaco, Argentina, July 30, 1920. 
* BS 21991.... 
.A termite hill, opened by flickers. Las Palmas, Chaco, Argentina, 
July 30, 1920. 
o BS 21992.... 
•Ferry across deep riacho. Las Palmas, Chaco, Argentina, July 30, 1920. 
o BS 21993.... 
.A flycatcher Machetornis rixosa perched on a cow. Las Palmas. Chaco. 
Argentina, Aug. 1, 1920. 
a BS 21994.... 
•Village of Toba Indians. Las Palmas, Chaco, Argentina, Aug. 1, 1920. 
o BS 21997.... 
.Toba village. Las Palmas, Chaco, Argentina, Aug. 1, 1920. 
« BS 21998.... 
.rpj--U ,Paraguay Riwjr; Puerto Las Palmas, Chaco, Argentina, Aug. 2, 1920 
s> BS 22000.... 
.Oranges from Paraguay. Puerto Las Palmas, Chaco, Argentina, Aug. 2, 1920. 
o BS 22001.... 
•Rio Paraguay. Puerto Las Palmas, Chaco, Argentina, Aug. 2, 1920. 
© BS 22002.... 
•Police boat carrying passengers and mail for Formosa. Puerto Las Palmas, 
Chaco, Argentina, Aug. 2, 1920. 
d BS 22003*••• 
.Mouth of Rio de Oro on Rio Paraguay below Puerto Bermejo, Argentina, 
6 BS 22005.... 
Aug. 2, 1920, 
.Fgetft Rio Paraguay. Humaita, Paraguay, Argentina, Aug. 2, 1920. 
/ 
© BS 22006.. .. 
.Residence and offices of Governor of Formosa. Formosa, Formosa, 
Argentina, Aug. 4, 1920. 
<? BS 22008.... 
.Rio Paraguay with town of Alberdi, Paraguay on opposite shore. Formosa, 
Formosa, Argentina, Aug. 4, 1920. 
a BS 22009.... 
frV Fo 
^reiP^iP.. KilometSjte lSB^Fontana,^ Argentina, Aug. 6, 1920. 
6 BS 22010.... 
.Palo Borracho or Sam-o-oo at left. Quebracho at right. Border of forest 
in Chaco. Riacho Pilaga, Formosa (y/i - xao-^. Argentina, Aug. 8, 1920. 
o BS 22011.... 
.Typical view in Chaco, across an open savanna toward forest. Riacho 
Pilaga, Formosa (■KIT” 10*), Argentina, Aug. 8, 1920. 
o BS 22012.... 
.Border of forest. Riacho Pilaga, Formosa (Ki?, Ifl?), Argentina, 
Aug. 8, 1920. 
° BS 22014-g.. • .View in open Chaco# Riacho Pilaga, Formosa ( r lfi 1« 100}, Argentina, 
o BS 22016.... 
Aug. 8, 1920. 
• 'typical lagoon in Chaco with shores clogged by floating water hyacinth. 
Riacho Pilaga, Formosa (KilT-182.)-, Argentina, Aug. 10, 1920. 
