﻿..wv, 
  

  

  # 
  

  

  Plate 
  102. 
  — 
  Aymara 
  agriculture. 
  Top: 
  Harvesting, 
  Lake 
  Titicaca 
  region, 
  Bo- 
  

   livia. 
  (Courtesy 
  James 
  Sawders.) 
  Bottom 
  (left): 
  Banking 
  potatoes, 
  Chucuito, 
  

   Peru. 
  (Courtesy 
  Harry 
  Tschopik, 
  Jr.) 
  Bottom 
  (right): 
  Using 
  a 
  wooden 
  spade, 
  

   Bolivia. 
  (Courtesy 
  Alfred 
  Metraux.) 
  

  

  