Here is a picture of Col. James T. (Thaddeus) Wheeler of 6th (1st) Tennessee Cavalry 1862 to 1865 and also Mexican War 1846 to 1848, albeit posting this 11 years after your post. My Great Great Grandfather.

It can be found in amongst the text here:

https://www.westerntheatercivilwar.com/post/a-volcano-of-fire-rediscovering-ashby-s-tennessee-cavalry-brigade-at-pickett-s-mill

https://static.wixstatic.com/media/7cf914_8936f2b754b8460e9596c017306a805c~mv2.jpg/v1/fill/w_350,h_350,al_c,lg_1,q_90/7cf914_8936f2b754b8460e9596c017306a805c~mv2.webp

https://www.google.com/imgres?imgurl=https%3A%2F%2Fimages.findagrave.com%2Fphotos250%2Fphotos%2F2015%2F205%2F107789898_1437855222.jpg&imgrefurl=https%3A%2F%2Fwww.findagrave.com%2Fmemorial%2F107789898%2Fjames-thaddeus-wheeler&tbnid=q4XhdWe5vnSSPM&vet=12ahUKEwiOhbTX95ryAhUWkJ4KHTnaDcQQMygBegQIARAS..i&docid=9v-ITXYmM-Q6cM&w=250&h=292&itg=1&q=James%20Thaddeus%20Wheeler%20CSA%20photos&ved=2ahUKEwiOhbTX95ryAhUWkJ4KHTnaDcQQMygBegQIARAS

Or Search FindAGrave and Pinterest and Ancestry.com all of which have the same picture.

I have only found one.

See Also:

https://www.newspapers.com/clip/2868754/1874-col-james-t-wheeler-war-1st/

Regards,

Jim Wheeler
formerly SSG, 82d Abn Div (Cavalry Scout/Reconnaissance 4th Bn. (Lt.) (Abn.) 68th Armor.