You have made some mistakes. I am not the question police. I hate to see newcomers shopping for fish in a hardware store. I am trying to help you.
1) This category is for people who use a genealogy program called "Ancestral Quest".
2) You posted a reply, not a new query. I can see why - Marjorie's maiden name was Sweerus. I hope she sees your message and responds to it. You can click on her name and see her e-mail address.
3) Was 1865 the year Cornelius was born, married, died, bought his first house, was found on a state census, mustere dout of the 43rd Georgia Cavalry?
There are 7 entries for the surname Sweerus on http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgihttp://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi scroll all the way down - sometimes the ads at the top ask for a surname and take you to a pay site.
https://www.familysearch.org/#form=advanced-records has 192 entries for it. Check the box next to the surname. It means "use this exact spelling".