Could this be father of the Reverend George W. McGoines, Jr, Washington DC (birth approx 1880)? It certainly makes ALOT of sense that the first son was simply left off the tree. I have seen Goin become Goines....and then why not add a Mc? Afterall, it seems to have been McGowan and one point.
http://worldconnect.rootsweb.ancestry.com/cgi-bin/igm.cgi?op...