The Nucleus of the Sociedad Dental de Filipinas

First  row, seated  left  to  right:  Dr. Francisco Astudillo,  Dr. Javier Arbizu,

Dr. Eusebio Castro,   Dr. Antonino Vergel de Dios, &  Dr. Regino Arevalo.

Second row, left to right: Dr. Nicolas Reyes, Dr. Miguel Ochoa, Dr. Juan Villanueva, Dr. Felix Calleja Urbina, Dr. Gregorio Mateo and Dr. Crispulo Layoc.

Note: This picture must have been taken in the year 1907. Dr. Mateo arrived in the Philippines from the United States of America on that year.