Zalacaín El Aventurero; Historia de Las Buenas Andanzas y Fortunas de Martín Zalacaín de Urbía.

Madrid: R. Caro Raggio, 1920. Early edition. Octavo in illus. off-white wraps; 219 p. illus. 21 cm. Ex-library with small bookplate to front free endpaper and blank circulatin slip to front wrap verso. An uncirculated copy with some slight chipping to spine head and foot; same to edges; overall Very Good to Very Good(-). Paperback.

"Ilustrado por R. Baroja" -- half title: Illustrated on cover and throughout by Baroja's brother. Somewhat uncommon in this early edition.