Original: The British Rail Class 100 diesel multiple units were built by Gloucester Railway Carriage and Wagon Company Limited from 1956 to 1958, designed and built in collaboration with the Transport Sales Dept. of T.I. (Group Services) Ltd./ORGANIZATION.
Simplified: The British Rail Class 100 diesel multiple units were built by Gloucester Railway Carriage & Wagon Company Limited from 1956 to 1958, designed and built in collaboration with the Transport Sales Dept. of T.I. (Group Services) Ltd./ORGANIZATION.