First Aid kit used by pilots in the First World War, Germany, 1910-1914
1910-1918
Chemical balance by Paul Bunge
Model of hull fast ferry 'SUPERFAST III'
1999
AviatJet 647 Aristo Air Navigation Computer.
1970-1975
Minifon type P55 wire recorder, 1955-1965
1955-1965
Hiller M59 Capacitor Microphone
1953-1955
Aircraft bubble octant.
1939-1942
Oxford Heliometer, with observer's desk, chair and stool
1840-1848
Minifon model P55 dictating machine with accessories, 1955-1965
1955-1965
Muller x-ray tube by C. H. F. Muller
1923
Course and distance calculator (German)
10-Inch Junior 0901 Aristo slide rule from the 1973 catalogue
1970-1975
Minifon dictating machine model P55-S with microphone, 1966
1966
Studio 01068 Aristo slide rule 20-Inch
1970-1975
5-Inch Studio 868 Aristo slide rule from the 1973 catalogue
1970-1975
Circular aneroid barometer.
1876
Rietz 109 Aristo slide rule 20-Inch
1970-1975
Double focus berryllium window x-ray tube (sectioned)
1987
Hammer dosimeter No. 2008 by C. H. F. Muller
1920-1949
Leonar Folding Bellows Plate Camera and Three Single Darkslides.
circa 1914
Naviat 661 Aristo Navigation Computer.
1970-1975
Aristo-Commerz III 623 circular slide rule and calculator
1970-1975
10-Inch Commerz II 965 Aristo slide rule from the 1973 catalogue
1970-1975
10-Inch HyperLog 0972 Aristo slide rule from the 1973 catalogue
1970-1975
10-Inch JuniorTrig 0902 Aristo slide rule from the 1974 catalogue
1970-1875
X-ray tube with separate anode
1900-1909
10-Inch Darmstadt 967 Aristo slide rule from the 1973 catalogue
1970-1975
Cylindrical slide rule for astronomical navigation
1936-1952
MultiTrig 829 Aristo slide rule 5-inch
1970-1975
10-Inch StudioLog 0969 Aristo slide rule from the 1973 catalogue
1970-1975
Darmstadt 1067U Aristo slide rule 20-Inch
1970-1975
10-Inch Surveyor Aristo slide rule
1970-1975
10-Inch HyperboLog 0971 Aristo slide rule from the 1973 catalogue
1970-1975
Hiller M59 Microphone Low Tension Stabilizer
1953-1955
Piccolo 816 Aristo slide rule 4-inch
1970-1975
German aero compass
1914-1916
10-Inch BiScholar 0906 Aristo slide rule from the 1973 catalogue
1970-1975
5-Inch Commerz 845 Aristo slide rule from the 1973 catalogue
1970-1975
20 Telefunken Teldec video disc, c 1975
1970-1980
Guhl's Pencil Pointer, 1905
1905
Mathematical sector, British, 1813-1839
1813-1839
Minifon P55 "S" magnetic wire dictating machine, 1959
1959
5-Inch Reitz 89E Aristo slide rule from the 1973 catalogue
1970-1975
X-ray focus tube with small bulb and automatic mica discharge vacuum regulator
1900-1909
Minifon "Hi-Fi" Dictation Machine
1961-1967
X-ray tube with separate anode
1905-1909
![10-Inch Ferro-Concrete [Stahlbeton] 940 Aristo slide rule from the 1973 catalogue](https://coimages.sciencemuseumgroup.org.uk/323/628/large_thumbnail_smg00049227.jpg)
10-Inch Ferro-Concrete [Stahlbeton] 940 Aristo slide rule from the 1973 catalogue
1970-1975
10-Inch Studio 0968 Aristo slide rule from the 1973 catalogue
1970-1975
10-Inch MultiRietz 0929E Aristo slide rule from the 1973 catalogue
1970-1975
Demonstration Body of Contax AX Camera, 1996
1996