brass framed sextant.
1943-1945
Hammer dosimeter No. 2008 by C. H. F. Muller
1920-1949
Double focus berryllium window x-ray tube (sectioned)
1987
Aneroid barometer by Kruss, 1884.
1884
10-Inch Commerz Junior 0907 Aristo slide rule from the 1973 catalogue
1970-1975
10-Inch JuniorTrig 0902 Aristo slide rule from the 1974 catalogue
1970-1875
10-Inch StudioLog 0969 Aristo slide rule from the 1973 catalogue
1970-1975
5-Inch MultiLog 870 Aristo slide rule from the 1973 catalogue
1970-1975
5-Inch Reitz 89E Aristo slide rule from the 1973 catalogue
1970-1975
10-Inch Studio 0968/400g Aristo slide rule from the 1973 catalogue
1970-1975
10-Inch Darmstadt 967 Aristo slide rule from the 1973 catalogue
1970-1975
Rietz 109 Aristo slide rule 20-Inch
1970-1975
Piccolo 816 Aristo slide rule 4-inch
1970-1975
Studio 01068 Aristo slide rule 20-Inch
1970-1975
Darmstadt 1067U Aristo slide rule 20-Inch
1970-1975
Aristo-Commerz III 623 circular slide rule and calculator
1970-1975
Aristo 630 Chemie circular slide rule and calculator
1970-1975
Aristo 10076 chemist conversion ready reckoning rule for temperature
1970-1975
10-Inch Surveyor Aristo slide rule
1970-1975
X-ray tube with separate anode
1900-1909
X-ray tube with separate anode
1905-1909
Protected x-ray tube, Muller, Germany, 1925-1929
1925-1929
X-ray tube with separate anode
1900-1909
VALVO X4123
Slide rule for ferro-concrete calculations
1973
Circular aneroid barometer.
1876
10-Inch Junior 0901 Aristo slide rule from the 1973 catalogue
1970-1975
5-Inch Darmstadt 867U/400g Aristo slide rule from the 1973 catalogue
1970-1975
5-Inch Studio 868 Aristo slide rule from the 1973 catalogue
1970-1975
5-Inch Commerz 845 Aristo slide rule from the 1973 catalogue
1970-1975
10-Inch HyperLog 0972 Aristo slide rule from the 1973 catalogue
1970-1975
10-Inch Rietz 99E Aristo slide rule from the 1973 catalogue
1970-1975
10-Inch MultiRietz 0929E Aristo slide rule from the 1973 catalogue
1970-1975
Set of 46 stereoscopic cards illustrating crystallography
1876
Set 30 stereoscopic cards illustrating stereometry and spherical trigonometry
1870-1876
Minifon P55 "S" magnetic wire dictating machine, 1959
1959
Minifon model P55 dictating machine with accessories, 1955-1965
1955-1965
Guhl's Pencil Pointer, 1905
1905
Stereoscope, wood
1876
First Aid kit used by pilots in the First World War, Germany, 1910-1914
1910-1918
AviatJet 647 Aristo Air Navigation Computer.
1970-1975
Minifon type P55 wire recorder, 1955-1965
1955-1965
Adjustable Reed, German, of World War II Vintage.
Mathematical sector, British, 1813-1839
1813-1839
Assmann psychrometer by Friedrichs & Co
1950-1960
Clockwork psychrometer
1935-1945
'Cox's Record' gas X-Ray tube with separate anode, by C.F.H. Muller
1896
Hiller M59 Capacitor Microphone
1953-1955
Model of hull fast ferry 'SUPERFAST III'
1999
