John V. Murra El mundo andino: población, medio ambiente y economía. Lima: IEP/Pontificia Universidad Católica del Perú Fondo Editorial, 2002. Historia andina, 24. Author-signed first edition. 9972510727 511 pages. Softcover volume, with flaps, measures approximately 6.5" x 9.25", and is like new. Inscription on half title page reads "Para Lauris - / un recuerdo de la lucha / q(sic) hacemos en comun! / Un abrazo, /John Murra" Collection of 22 essays by Cornell professor of anthropology John Victor Murra (1916-2006), scholar specializing in the study of the societies of the Andean Civilization and one of the creators of the concept of "vertical control of a maximum of ecological floors" or vertical archipelago. These texts cover a period of forty years, some of which had never been published in Spanish and appeared only in specialized American journals.