"Full-face and profile portraits, of two subjects, corresponding to plate 87 (a and b)"

Full-face and profile portraits, of two subjects, corresponding to plate 87 (a and b). Inscribed 'Theodor Koch-Grünberg, Indianertypen, (N°87), a KOBÉUA-UÁLALIUA; b KOBÉUA-PÁPULIHÄHÄNAUA'