Columbia subject headings:
Pachitea (Peru : Province)--Description and travel.
Pachitea (Peru : Province)--History.
Harvard subject headings:
Huánuco (Peru : Department)--History.
Loreto (Peru : Department)--History.
Pachitea River (Peru)
Ucayali River (Peru)
Princeton subject headings:
Pachitea (Peru : Province)--Description and travel.
Pachitea (Peru : Province)--History.