"The bloodsucking bat, construction of bows and arrows, the punishment for adultery among the Apaches... all was grist that dropped into the industrious mill of Father Pfefferkorn's eyes, ears, and brain."—Saturday Review "...to be read for enjoyment; nevertheless, the historian will find in it a wealth of information that has been shrewdly appraised, carefully sifted, and creditably related."—Catholic Historical Review "Of interest not only to the historian but to the geographer and anthropologist."—Pacific Historical Review