Rufus Trebon - line 31
Henry Trebon - line 36
Source - Year: 1880; Census Place: Fairbank, Buchanan, Iowa; Roll: T9_329; Family History Film: 1254329; Page: 426.2000; Enumeration District: 83; Image: 0154.
Rufus Trebon - line 5
Michael Trebon - line 11
Source - Year: 1900; Census Place: Fairbank, Buchanan, Iowa; Roll: T623_420; Page: 9A; Enumeration District: 41.