﻿Plate 
  135. 
  — 
  The 
  Pucaras 
  (forts) 
  of 
  Humahuaca 
  and 
  Tilcara. 
  Top: 
  General 
  view, 
  

   Humahuaca 
  or 
  Penas 
  Blancas. 
  (After 
  Casanova, 
  1939, 
  fig. 
  7.) 
  Bottom: 
  

   Tilcara. 
  (After 
  Debenedetti, 
  1930, 
  pi. 
  25, 
  I.) 
  

  

  