1900 Census
Ferguson        Edwin            53  Male    Engl    WA      Kittitas 2-Wd Ellensburg
Ferguson        John M           30  Male    Wa      WA      Kittitas Cle Elum Pct
Furgeson        James            61  Male    In      WA      Kittitas S Kittitas Pct
Furgeson        James            24  Male    Wa      WA      Kittitas S Kittitas Pct
1910 Census
Furgeson        James            33  Male    Wa      WA      Kittitas E Kittitas Pct
Ferguson        Charley          28  Male    Oh      WA      Kittitas N Kittitas Pct
Ferguson        George           27  Male    Wa      WA      Kittitas S Kittitas Pct
Ferguson        James            71  Male    In      WA      Kittitas S Kittitas Pct
1920 Census
Ferguson        William H        54  Male    Tn      WA      Kittitas 1-Wd; Ellensburg
Ferguson        Ben              33  Male    Wa      WA      Kittitas Ellensburg
Ferguson        Elizabeth        68  Female  Ia      WA      Kittitas Ellensburg
Ferguson        James            42  Male    Wa      WA      Kittitas Ellensburg
Ferguson        H C              52  Male    Mn      WA      Kittitas Wagner