The records of R W Hawthorn Leslie and Co Ltd consist mainly of records concerning locomotive production – order books, drawing registers, miscellaneous manufacturing records, also included is photographic material contained in photograph albums and in principle dimension books. There is also a variety of publicity material including brochures and publications. Volumes such as order books and drawing registers follow through uninterruptedly despite amalgamations with other companies, changes in ownership, etc. The archive consists of 13 volumes, nine booklets and 12 photograph albums.
- Railways, Locomotive Engineers, Shipbuilding and Steam Engines
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- System of Arrangement: