Note 51 — Chapter XII · Otis and the War (Continued)

Though Nueva Vizcaya is not in the Cagayan valley, but on a plateau of the great divide, still, its streams all flow into the Cagayan valley, and that term will be used in this book, as it is colloquially in the Philippines, to include not only the Cagayan valley proper, but also the adjoining tributary province of Nueva Vizcaya.