The first chañares.
Photograph by the Author.
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THE PAMPEAN PLAIN. JUNIN (150 MILES WEST OF BUENOS AIRES, 330 FEET ELEVATION).
The clays. A line of dead dunes crosses the Junin district, following the course of the Salado. They are indicated by light, sandy soil, very different from the clays of the north of Buenos Aires province.
Photograph by the Author.
Plate XVII.
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