National Geographic Society,
Text on page 1177
A SUBANO MAN SUBANO WOMAN AND CHILD
The Subanos, numbering about 30,000, live in the western part of Mindanao and are completely dominated by their Moro neighbors to whom they pay tribute. They are a timid industrious folk, the men are capable agriculturists and the women are skilful weavers and basket makers. At about the age of 15 both men and women commence to file and blacken their teeth which in about 10 years are ground down to the gums.
A MORO DATO
The Moros are a Mohammedan people, governed a by sultans of their own, called datos, who seem to exercise an almost unlimited power and are notorious for their cruelty and extortion. The datos have given endless trouble to the American authorities.