Joseph Wilson Kennedy - Differet birthdates

Joseph Wilson Kennedy
Event Date:
17 May 1936
Event Place:
East St. Louis, St. Clair, Illinois
Sex:
Male
Race:
White
Age:
67
Birth Year (Estimated):
1869
Birth Date:
10 Sep 1868
Occupation:
Laborer
Residence Place:
East St. Louis, Illinois
Burial Date:
20 May 1936
Burial Place:
Ripley, Laudel, Tennessee
Cemetery:
Maple Grove

But his grave stone has his birthday as 10 Sep 1855