He is the great grand nephew of Manuel V. Domenech , an engineer , who was a member of the first Puerto Rico House of Representatives after the Spanish – American War of 1898 , and was reelected in 1902 and 1904 . During 1904 he served as Mayor for the city of Ponce , Puerto Rico . In 1914 he was appointed to serve as Commissioner of the Interior , becoming one of the first Puerto Ricans to hold an officer 's position in the Cabinet which was appointed by the President of the United States . Also , he was later appointed as Treasurer of Puerto Rico serving in this capacity from 1930 – 1935 . Unlike his great grand nephew , Manuel Domenech was a very active member of the Republican Party of Puerto Rico attending the 1928 Republican National Convention as an alternate delegate
1928 Republican National Convention
1928 Republican National Convention
Francisco Domenech