Breve Historia de la Espeleología en Venezuela, 1678-1950

Caracas, Venezuela: cademia de Ciencias Físicas, Matemáticas y Naturales, 1997. 4to in illus b/w self-wrappers; 56 p.: ill.; 28 cm; bibliographical references (p. 46-48). As New / Mint (an unread copy). Paperback.

Scarce // Text in Spanish; Summaries in English, French, and Italian. // Speleology -- Venezuela -- History. Speleologists -- Venezuela -- Biography.