No, sorry.
Here are two sites which provide a number of references to the regiment:''
121st OH Infantry ( 3-years )
Organized: Camp Delaware, OH on 9/11/62
Mustered Out: 6/8/65 at Washington, DC
See:
http://www.civilwardata.com/active/hdsquery.dll?RegimentHistory?1747&U
http://www.ohiocivilwar.com/cw121.html
…….
Franklin L. Hargrave
Residence was not listed; 25 years old.
Enlisted on 8/15/1862 as a Private.
On 9/11/1862 he mustered into "A" Co. OH 121st Infantry
He was Mustered Out on 6/8/1865 at Washington, DC
Sources used by Historical Data Systems, Inc.:
- Official Roster of the Soldiers of the State of Ohio