Model of Henry Cavendish's Torsion Balance Gravitational Apparatus, 1798 1798 (original); 1977 (model)
Meade Starfinder Dobsonian telescope, a newtonian reflecting telescope with a 6-inch mirror and a focal length of 48-inches on an altazimuth mount with a selection of accessories Meade Starfinder Dobsonian telescope 1995
Print: lithographic print by David Roberts, RA and Louis Haghe, 'The Nileometer, Island of Rauda' (Cairo, Egypt), 19th century. Mounted on chipboard. 'The Nileometer, Island of Rauda' (Cairo, Egypt), 19th Century 1801-1900
Three mobile interconnecting equipment racks, as used in the Biosignal Laboratory at the Institute of Psychiatry, London, England, established by Professor Hans Eysenck and Dr Paul Barrett to conduct investigations into the relationship between psychophysical and psychometric measures, 1988-1994. Three mobile interconnecting equipment racks 1989
Cross-section drawing of an Electrolux Cooling System Unit, by the Science Museum, 1954. Drawing of Electrolux Cooling System, 1954 1954
Frame for Television prismatic optical effects unit, formerly used by ATV, 1967-1977. Possibly believed to have been used in the production of the video for 'Bohemian Rhapsody' by Queen. A large metal and plywood frame with a set of different types of circular multiple image mult-sector prisms which mount into it - used for creating multi-image and 'kaleidoscopic' effects by placing the unit in front of the television camera lens. Frame for ATV television prismatic optical effects unit, c 1972 1967-1977