La Paz: Sociedad Geografica de La Paz, 1914. Two volumes. Octavo. Volume 1 in quarter calf and marbled boards, pages 1- 392. Vol. 2: green boards, p393-790 + lviii appendix + an additional 267p. Boletin de la Sociedad Geografica de La Paz (Lorenzo Sundt y la Geologia boliviana). 1st edition. Very Good.