Preview of The El Dorado Adventure Summary:

The second in the five-book series, The El Dorado Adventure continues the exciting experiences of Miss Vesper Holly, daughter of deceased anthropologist Benjamin Rittenhouse Holly. Narrated by Vesper's guardian Brinnie, the plot involves Vesper and Brinnie's trip to El Dorado, where the two encounter Dr. Helvitius, their adversary in The Illyrian Adventure. As in the previous book, Vesper must foil the schemes of Helvitius, who now plans to exploit the Chirican Indians by...