Max was the son of Thomas Joseph Underwood and Rebecca Schwab. The date and place of his birth have not been found.
Max L Underwood
Thomas Joseph Underwood (1928-2002)
Rebecca Schwab (1931-2010)
Lawrence Jacob Schwab (1901-1932)
Joseph Schwab (1871-1907)
Theresa Gertrude Baumann (1867-1957)
Lillian Beatrice Nevins (1905-1998)