If you go to http://ssdi.genealogy.rootsweb.com/cgi-bin/ssdi.cgihttp://ssdi.genealogy.rootsweb.com/cgi-bin/ssdi.cgi and click on "Advanced Search" and type in John Abrams name and IN for his death place it will bring this up. (You said in an earlier message that he lived in Terre Haute, IN). Hymera is a little town about 20 miles from Terre Haute, IN.Do you think this might be your grandfather?
JOHN ABRAMSBorn: 20 Dec 1918Died: Apr 1985 (Hymera, Sullivan County, IN, 47855 ) Social Security Number 311-07-9853
If you click on SS-5 in the tools column it will bring up a letter that you can send in and get a copy of the application he filled out when he got his social security card.It will give his parents names and even his mother's maiden name.