Logan Willard Mulford Sr.

I am looking for information about my grandfather's parents and siblings. His name was Logan Willard Mulford b 1873 in Trenton(?) New Jersey.He moved to Kew Gardens NY in the early 1900's. His wife's maiden name was Vogal(sp?). He had five children- Logan Jr., Helen,Marion, Dorothy, and Lorraine. Died 1963 in Fla. I have not been able to find his parents or other links to past lines. Any help would be appreciated.