Found him on the 1900 Brazeau, Perry, Missouri census (dist 72 img 34) as Hugo Finger
Found him on the 1920 Waterloo Ward 2, Black Hawk, Iowa census (dist 20 img 14) as Hugo F. Finger
age 33, plumbers helper, plumbing company.
WWI Draft Registration
Found him on the 1930 Brazeau, Perry, Missouri census (dist 8 img 20) as Hugo F. Finger
age 43, laborer, odd jobs.
He may have been married twice. There is a marriage record for a Hugo F. Finger
and Caroline W. Grosse
on Dec 24, 1938.
His WWII draft registration shows his name as Hugo F Finger
, and his address as 305 S St. Anna, Union, Ill. For 'person who will always know your address': his brother Otto Finger