- 1Inspection Reports and Tracing of Mean Effective Pressure of Pistons (YA1996.930)
19th May 1949 - 22nd December 1965, fonds - 2Glass Slides of Textile Machinery and Photographic Prints of Engines (YA1999.24)
late 19th century - early 20th century, fonds - 3Product Catalogues - Pneumatic Grain Handling Plants and Flour and Rice Mill Equipment. (YA2003.39)
c1924-1927, fonds - 4Whittakers Engine, Hurst, Ashton-u-Lyne (YA1977.71)
1925, item
