380 Publicity poster: "The New Hudson Silver Arrow; a real sporting sports; light, lively and good looking"
4 items Printed material relating to the promotion of Harry Lawson's British Motor Syndicate Ltd and criticism of Lawson's schemes by Sir David Salomons
445 Printed advertisement entitled: "A Remarkable Opportunity for Amateur Astronomers. Sale of Mr. With's choicest reserves of silvered glass specula for Newtonian telescopes"
Depicts 66 members of staff and 3 cars outside part of factory. Photograph of staff of Vauxhall Motors Ltd.
7 sheets with 12 manuscript pages Description of, and plans for, proposed ventilating arrangements for ship 'Immortalite'
3 items Original sketches of the apparatus used by C. Vernon Boys in his repetition of the "Cavendish Experiment"
105 Portrait photograph of Professor John Hopkinson, Professor Wilson and senior students at King's College, London
No scale. Two bear manuscript annotations; all three bear, in pencil, 'Opt. Compass'. Technical drawings of 'optical compass' used by Boys when repeating the 'Cavendish experiment'
5 items Printed and manuscript material relating to astronomical and meteorological observations made at Rousdon, near Lyme Regis, Devon
9 pages and 9 sheets Description of artificial ventilation for, and arrangement drawings of, HMS 'Narcissus'
3 slip cases Items relating to the variable speed driving gear invented by Telford C. Field for bicycles etc.