Vol. 18 No. 27 (1986): Antiquity and Present of Irrigation in the Andes (I)

January to June 1986.

This number corresponds to the first of two volumes in which the validity and actuality of ancient irrigation practices in the Andes is addressed as a central axis. It includes interesting articles referring to pre-Hispanic coastal hydraulics, the relationship between the ceque system and the canals in the imperial capital, the underground drainage systems used by the Incas in the city of Cuzco and an approach to the so-called past and present hydraulic societies .