Atlantic City Cruise
R.M. Bugg 
2 daughters
Mary B. Eversole
About 1912 more or less
Explains trip from "Gettysburg Reunion" CSA 50 years after battle.
R.M. Bugg of Wright's Brigade- 2nd Georgia Batallion.
In battle shoulder crushed by shell left on field for dead. Rescued at night.
Met Phila. contractor, nephew of Gen. Winfield Sealt Handcock (sic) USA at Georgia Memorial Tablet
whose sympathies were all with The South. F? man

This text describes the action of Wright's Brigade at Gettysburg:
http://books.google.com/books?id=IODnzEYdAoYC&pg=PA593&lpg=PA593&dq=gettysburg+2nd+georgia+battalion+roster&source=bl&ots=q0qgLEg-_n&sig=p_8A9-5W7VM74omUrXh2UtL-r4M&hl=en&ei=qyodS9fkKJSMtAPjupD3Bw&sa=X&oi=book_result&ct=result&resnum=8&ved=0CCQQ6AEwBw#v=onepage&q=&f=false
This biographical sketch appears to be Mr Bugg:
http://files.usgwarchives.org//mo/washington/bios/b2000010.txt
That would mean he was 80 years old at the time of the photo