Guyana, Potaro R., 3 miles above Kaieteur Falls, Cowan & Soderstrom 1774

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  • Guyana, Potaro R., 3 miles above Kaieteur Falls, Cowan & Soderstrom 1774
    • Guyana, Potaro R., 3 miles above Kaieteur Falls, Cowan & Soderstrom 1774