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B.S. 22361. Sierra El Plata, looking up valley of Río Blanco. Potrerillos, Mendoza, Argentina. March 18, 1921.

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1477. Valley of the Río Blanco, with the Sierra El Plata behind. Potrerillos, Mendoza, Argentina. March 18, 1921.

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1478. Type of rocky gulch frequented by [[underlined]] Sicalis lutea [[/underlined]] near Potrerillos, Mendoza, Argentina. March 18, 1921.