- Thomas, E. B.1
- Thomas, John P.1
- Thornwell, J. H.1
- Toal's Studio (Columbia, S.C.)1
- Toal, Jean1
- Tomlinson Engineering Co.1
- Tomlinson Engineering Co. 1
- Toner, Marie1
- Trimmier, W.1
- Tupper, James1
- Underwood and Underwood1
- United Daughters of the Confederacy. Wade Hampton Chapter (Columbia, S.C.)1
- United Federation of White Unemployed1
- United States. Army. Air Corps1
- United States. Army. Air Service1
- United States. Dept. of Agriculture. Production and Marketing Administration1
- W. A. Reckling & Sons (Columbia, S.C.)1
- W.B. Smith Whaley and Company (Surveyor)1
- WBTW-TV (Production unit)1
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