Letters patent (no. 1471) granted to Joseph Rothery and Andrew Rothery for 'Improvements in Machinery or Apparatus for cutting coal, stone and other minerals'
Letters patent granted to Stephen Thomas Wentworth for 'Improvements in burners for consuming gas and air combined', plus ephemeral material
Detailed notes on experimental steel production and characteristics made at John Brown and Co. Sheffield
2 items Manuscript maps of the earth projected on a regular dodecahedron and on a regular tetrahedron
235 Certificate of Merit from the Alford Agricultural Labourers' Society ... for the encouragement of deserving labourers and servants.
2 sheets Engravings entitled: 'Messrs. Telford & Douglass's Design of a Cast Iron Bridge of a Single Arch proposed to be erected across the River Thames from near St. Saviour's Church and in a Line with the Royal Exchange as shewn in their General Plan Plate IX. Span of the Arch 600 feet'
1010 Street plan entitled: "Metropolitan Street Improvements, General Plan, shewing Improvements proposed by Metropolitan Board of Works"
115 Letter from Sir Norman Lockyer, Royal Commission on Scientific Instruction and the Advancement of Science, to an unnamed correspondent
105 Portrait photograph of Professor John Hopkinson, Professor Wilson and senior students at King's College, London
A collection of glass lantern slides capturing the development of flight from an early set of images from the 1909 aviation meeting held at Reims, France through to images of aircraft from Imperial Airways and flying boats in the late Thirties. The History of Aircraft and Flying
35 pages and 6 drawings Description of Pumping, Flooding, and Drainage Arrangement of cruiser 'Mildura', and associated drawings