Land classification province of Isabela ; sub-province of Bontoc and Ifugao.

Land classification province of Isabela ; sub-province of Bontoc and Ifugao.

Библиографические подробности
Формат: Карта
Язык:English
Опубликовано: Manila Bureau of Forestry [1962].
Предметы:
Agriculture > Isabela > Maps.
Agriculture > Mt. Province > Maps.