The Kusan Family from Croatia, Toledo. Ohio

I am searching for any info on my grandfather and his family He was form Croatia a town called Fiume, his name was Maxmillian Kusan he come to America in 1892 abt. through N.Y.Ellis Island he was 12 yr. old. his fathers name was Frank Kusan he was a border guard in Fiume as far as we know he was not with my grand father or was any one else, he stayed in New York with a family , the mans name was Frank Vicivich from Rosedale N.Y. he worked in his gro.store till he was 21, and became a citizen in 1900 in Nov. then moved to Toledo Ohio. He married Sarah Merrick from New York . She was also from Croatia she was a family member to the Vicivich she came to America in 1899.