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'
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
1 item Photograph printed onto a large board showing cars in operation around a bend on the Never-Stop Railway
Manuscript notebook, compiled after Grover's return to England. He had spent seven weeks at Jimbour, Queensland, �engaged on the telescopic survey of the Southern Hemisphere�. 11 pages used. With transcription (4 pages. typescript.) Notes of Australian Life by C Grover.