In my research on Brown's Ferry I have a T. S. Beasley as one of the men present on Oct 27, 63. Company B was the company initially at the ferry landing and had 32 men still left on the roster at this time(with 23 "present" 5 are wounded from Chickamauga, 3 are sick and 1 detached)
Company B - 32 men(5 Wounded, 3 Sick, 1 Detached) Oct 27, 1863
100(23)
W P Gary
2 Lt 8/15/63
T J. Beard - captured 10/29 wauhatchie
T S. Beasley
J. B. Bowen
W M. Calloway
John Frank Cain***
George T Denham - severely wounded 9/20/63 lost leg
William A. Edwards
Robert J. Eubanks
Noah B. Feagin
CAPTAIN 8/15/63
Henry W Glover***
1 Lt 8/15/63
James G. Hitchcock
1 Sgt 9/22/62
John W Hughes - wound chickamauga
M. L. Harper***
2 Cpl 9/22/63
Walter C. Jackson
3 Cpl when captured - 10/28 wauhatchie
Daniel L. Kendrick - absent, detached service
Jack McDonald - absent at hospital wounded
Thomas J. Mills
Samuel J. Ming
Wm. J. Ming - absent at hospital wounded
John W Posey - present sick in camp
John M. Payne
5 Sgt 9/22/63
James O. Swinny - not good soldier always sick
Theo. P Thompson*** - absent
William S. Wesley***
2 Sgt
James H. Wheeler***
Miles Bell - present sick in camp
William C. Jordan
Eugene P Lane
Emery A. Lane - leg amputated, at hospital wounded
James Philips
Jack Willis was 18 years old when enlisted August 10, 1863. Deserted dec 27 63
I've used Oates book and fold3 to gather this list for all companies so I think it is pretty accurate.