Published in Commercial handbook of the Philippine Islands.

Published in Yearbook of the Philippine Islands 1950.

Published in Yearbook of the Philippine Island 1950.

Published in Yearbook of the Philippine Island 1950.

Published in Our islands and their people.

Published in Our island and their people.

Published in Our islands and their people.

Published in Commercial handbook of the Philippine Islands.

Published in Commercial handbook of the Philippine Islands.

Published in Commercial handbook of the Philippine islands, 1924.