The info I have is as follows:
b. September 10, 1867, Austria
m. Agata Cerne b. 1869, Austria
Immigration: October 6, 1903
Arrival: Port of New York
Naturalization: January 12, 1914
Location: New York, New York
Children: Rudolph Supancic, b. ? Austria, m. ?
Frances Supancic, b. 1892 Austria, m. Paul Komatz
Katherine Supancic, b. 1896 Austria, m. John Spruk
Anthony Supancic, b. 1904 New York?, m. Rosalie Spruk
Lena Supancic, b. 1906 New York?, m. Herman Masser
If you have a connection or any information regarding this family, please contact me.