1910 Census
Ferguson        William A        49  Male    Wi      ND      Mchenry Bjornstad Twp
Furgenson       Andrew           39  Male    Wi      ND      Mchenry Meadow Twp
Ferguson        George C         29  Male    Cana    ND      Mchenry Twp 158 Range 79
1920 Census
Ferguson        William A        59  Male    Wi      ND      Mchenry 3-Wd; Velva
Ferguson        James S          39  Male    Cana    ND      Mchenry Pratt