Roy Clifford Hamilton (middle). I am not sure but I believe that the man on the left is Gordon A. Hamilton. Can someone identify the man on the right?

Ona Vella Hamilton and her brother Roy Curtis Hamilton

Ona Vella Hamilton and her father Roy Clifford Hamilton on her wedding day.

Sunday School / Calvary Methodist Church, Arlington, Massachusetts. Ona Vella Hamilton, center middle with bangs and white bow, Roy Curtis Hamilton on her left (in picture)