Replica of Crick and Watson's 1953 DNA Double Helix Model, by Science Museum Workshops, South Kensington, London, England, 1993 Replica of Crick and Watson's 1953 DNA Double Helix Model 1993
Model illustrating principle of pressure cycle fermenter Model illustrating principle of pressure cycle fermenter, 1984 1984
Portable thermometer screen, wooden case with hinged door, unsigned, European, 1945-1954 Portable thermometer screen 1945-1954
Linkogram / Linkograph Drawing Machine developed and built by Dr Jack Tait, Clyro, Herefordshire, England, 2012 Linkogram / Linkograph Drawing Machine developed and built by Dr Jack Tait 2012