Michael Trebon - line 16
Source - Year: 1870; Census Place: Fairbank, Buchanan, Iowa; Roll: M593_379; Page: 406A; Image: 97; Family History Library Film: 545878.
Antionette Trebon - line 29
Louisa Trebon - line 30
Source - Year: 1880; Census Place: Fox, Black Hawk, Iowa; Roll: 327; Family History Film: 1254327; Page: 481B; Enumeration District: 52; Image: 0585.