Records inherited and created by the Ministry of Transport and successors, Railways, Inland Waterways, Ports and Harbours DivisionsMT 111840-1855Board of Trade, Railway Department Out-letters
This series consists of entry books of out-letters of the Railway Department and, from 1846 to 1851, the Railway Commissioners. After 1855 the out-letters do not exist as a separate series, but drafts of them are found in MT 6