Trolleybuses in Teesside the buses, which were held up by wartime shortages. In December 1918, the company was sold, / to Middlesbrough Corporation and / to Eston Urban District Council. They formed the Tees-side Railless Traction Board. The first trial run was on 19 September 1919. Official opening was at 11am on Saturday 8 November 1919, with Chairman of the Board, Cllr. W.G.Grace, driving the first bus. On 1 April 1968, the Board merged with Middlesbrough and Stockton to form Teesside Municipal Transport and trolley buses were replaced with diesel buses 3 years later. The original routes were Smeaton St - North Ormesby
County Borough of Teesside county. The recommendations were accepted, with boundary adjustments, by the Government in October 1965. The main changes were to exclude most of Saltburn & Marske, and the extension of the boundary of the county borough southwards. Part of Preston-on-Tees was added to include Preston Hall, an art gallery and museum owned by Stockton Corporation within the county borough. In January 1967, Anthony Greenwood, Minister of Housing and Local Government, made the Teesside Order 1967 to carry the recommendations into effect. The new borough of Teesside was to combine the areas of: Following its passing by both Houses of Parliament, the