1870 Census
Furgerson    John W          8   Male    La     LA      Grant Colfax P O
Furgerson    John            45  Male    La     LA      Grant Montgomery P O
1900 Census
Furgeson        Ole              30  Male    Norw    LA      Grant Ward 3
1910 Census
Ferguson        James D          30  Male    Tx      LA      Grant 2-Wd 6-Twp Bentley

No Fergusons -- 1850, 1860

LOUISIANA -- 1880 Census -- Grant
FURGERSON        John      Grant           130
FURGERSON        John W.   Grant           100