LI35962 Farmhouse and barn built in the early 18th century from limestone with a slate roof. For the full description and the legal address of this listed building please refer to the appropriate List of Buildings of Special Architectural or Historic Interest. {1} Thetford House, Baston. Partially extant 18th century farmstead. Regular courtyard of E plan. The farmhouse is attached to a range of working buildings. There has been a partial loss (less than 50%) of traditional buildings. Isolated location. Large modern sheds are located on the site. {2}