The Galápagos Islands : a history of their exploration /
Slevin, Joseph Richard
The Galápagos Islands : a history of their exploration / Joseph Richard Slevin - San Francisco : California Academy of Sciences, 1959. - X, 150 p. : ill. ; 26 cm. - Occasional papers of the California Academy of Sciences ; 25 .
The Galápagos Islands : a history of their exploration / Joseph Richard Slevin - San Francisco : California Academy of Sciences, 1959. - X, 150 p. : ill. ; 26 cm. - Occasional papers of the California Academy of Sciences ; 25 .