Don't know if you found your answer. You can also check Hawaiian Sugar Plantor's Association's Filipino Affairs Records by contacting the Church of Jesus Christ of Latterday Saints Family History Ctr near u or one of the following:Honolulu Family History Ctr 808-955-8910; Kalihi FHC 808-845-9701; Waipahu FHC 808-678-0762. That's how I found my father's naturalization papers. Good Luck!