Here is some of what I know:
Pvt. W. J. Bell, Co. ? 22nd. Inf. - should be William J Bell, who I think was an O.S. in Co G, 22nd at his time of death.

Pvt. T. T. Mc Elwee, Co. E 22nd. Inf. Killed May15, 1864 by Artly Shell - This is Thomas T. McElwee

Lt. Montgomery A. Nelson, Co. ? 9th. - I have as being in Co B, 9th Btn SS, w/ notes saying see M.A. Nelson, 1st Sgt, Co D, 9th Regt Inf , and Montgomery A. Nelson, corp, Co I, 10th Regt Inf.

Pvt. J. F. Newman, Co. G 9th. Battln. Sharpshooters
I think is Floyd Newman, Co C, 9th Btn SS, w/ note see F. Newman, Co K, 29th Inf

Lt. C. C. Smith, Co. H 9th., possibly C.C. Smith, pvt/Ensign, CoH/F-S 9th Regt

Maj. William Watkins, Co. ? 8th - Capt, Co A,/ Maj F-S 8th Regt

Not much, but hope it helps some.
Virgil