Some information here Abraham Kaykendall Or Kay in household of Kuykendall Or Kendall Kay, "United States Census, 1880" — FamilySearch.org
in the U.S., Social Security Applications and Claims Index, 1936-2007
Ancestry.com. U.S., Social Security Applications and Claims Index, 1936-2007 [database on-line]. Provo, UT, USA: Ancestry.com Operations, Inc., 2015.