Ralph Nagel, Gulch at Plaza Blanca, watercolor, 41 x 30.

Ralph Nagel, Gulch at Plaza Blanca, watercolor, 41 x 30.

Ralph Nagel, Gulch at Plaza Blanca, watercolor, 41 x 30.

Ralph Nagel, Gulch at Plaza Blanca, watercolor, 41 x 30.

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