Can anyone tell me if it is possible to obtain transcripts or photo copies of the letters listed below? According to online research they are in the "Tennesse Historical Society Civil War Collection 1860 - 1982". Thanks in advance for the help.

Dahlgren, J.A. to William A Provine 1930
Re: data on the 7th Mississippi Regiment

Rumble, S.E. (2) to John A Dahlgren, 1902, 1907
Re: history of the 7th Mississippi regiment