The " blank " or unmarked piece of metal was placed on a small anvil (ambos), and the die was held in position with tongs.
Subsequently the;: anvil was marked in various ways, and decorated with letters and figures of beasts, and later still the ambos was replaced by a reverse die.
As the result of favourable indications extensive gold-mining operations have been instituted in the provinces of Benguet and Ambos Camarines in Luzon, and on the island of Masbate.
IRIGA, a town of the province of Ambos Camarines, Luzon, Philippine Islands, on the Bicol river, about 20 m.
Of the province of Ambos Camarines, Luzon, Philippine Islands, on the Bicol river, about 22 m.