| 5147 | 5722 | The Worshipful Company of Plumbers | Official opening of the Plumbing Workshop at the Weald & Downland OAM | 1980 | WCP | The Wo |
| 5148 | 5307 | J Thirsk | Fenland farming in the sixteenth century | 1953 | E/17.1 | Thirsk |
| 5149 | 7410 | edited by J Thirsk | Agricultural change : policy & practice | 1990 | E/17.1 | Thirsk |
| 5151 | 6535 | Thomas De La Rue & Co Ltd | Potterton gas fired boilers | 1952 | WCP | Thomas |
| 5152 | 2159 | J F H Thomas, M Griffith, M Jones, A R Wannop | Sheep | 1945 | E/17.33 | Thomas |
| 5153 | 3641 | J F H Thomas et al | Sheep | 1945 | E/17.33 | Thomas |
| 5154 | 3580 | J H Thomas | Petersfield under the Later Stuarts | 1980 | E/65.5 | Thomas |
| 5155 | 5322 | J H Thomas | Petersfield under the later Stuarts | 1980 | E/65.5 | Thomas |
| 5156 | 3929 | J J Thomas | The ancient town & port of Sandwich : official handbook | ? | E/15 | Kent/S |
| 5159 | 4478 | Michael Thomas | Dovecotes : The National Trust Severn Region | 1980 | B/23.4 | Thomas |
| 5162 | 2081 | John Thompson | The model wheelwright 1980 yearbook for the modelmaker and horse-drawn vehicle enthusiast | 1980 | E/33.23 | Thomps |
| 5163 | 6108 | J Thompson | 'The model wheelwright' : a handbook for modelmaker & horse-drawn vehicle enthusiast | 1988 | E/33.25 | Thomps |
| 5164 | 4411 | M W Thompson | The Bedehouse, Lyddington, Rutland | ? | M/08 | Rutlan |
| 5165 | 2155 | R C N Thornes | West Yorkshire : "A Noble Scene of Industry" : the Development of the County 1500 to 1830 | 1981 | E/33.50 | Thorne |
| 5166 | 5455 | K Thorvildsen | The Viking Ship of Ladby | 1967 | E/61.5 | Thorvi |
| 5167 | 5463 | K Thorvildsen | The Tollund Man | 1972 | E/61.5 | Thorvi |
| 5168 | 102 | Michael Tilley | Housing the country worker | 1947 | B/01.4 | Tilley |
| 5169 | 247 | M F Tilley | Housing the country worker | 1947 | B/01.4 | Tilley |
| 5171 | 6865 | J G Timmins | Handloom weavers' cottages in central Lancashire | 1977 | B/22 | North |
| 5172 | 5195 | N L Tinley | Good pig-keeping | 1947 | E/17.34 | Tinley |
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