Three or four days’ journey to the south and east of the Tinguian live the Igorot; but so difficult are the trails over the mountains and through the swift rivers that there is little intercourse between the two tribes, consequently each believes the other a people to be feared. Salt, weapons, and jars are sometimes exchanged, but the customs and beliefs are not similar. Each group leads its own life and is governed by its own spirits.  
From a distance an Igorot village looks like a group of haystacks nestling among the hills; but viewed more closely, it is found to consist of houses whose board sides are almost hidden by the overhanging grass roofs. The upper part of the house is used as a storehouse, while below, on a ground floor, the family cooks and eats. In one end there is a tiny boxlike bedroom where the father, mother, and small children sleep. After they are two or three years old the girls spend the night in a dormitory, while the boys sleep in the men’s council h............