Chemical balance by Paul Bunge, Hamburg, in a glaz

Experimental Chemistry

First aid kit used by pilots in the First World War, Germany, 1910-1914

Therapeutics

1910-1918

Portable chemistry set

Experimental Chemistry

1880

AviatJet 647 Aristo Air Navigation Computer.

Mathematics

1970-1975

Double focus berryllium window x-ray tube (sectioned)

X-rays

1987

10-Inch HyperLog 0972 Aristo slide rule from the 1

Mathematics

1970-1975

10-Inch Rietz 99E Aristo slide rule from the 1973

Mathematics

1970-1975

Aristo 630 Chemie circular slide rule and calculat

Mathematics

1970-1975

Circular aneroid barometer.

Meteorology

1876

5-Inch Commerz 845 Aristo slide rule from the 1973

Mathematics

1970-1975

10-Inch Junior 0901 Aristo slide rule from the 197

Mathematics

1970-1975

10-Inch Darmstadt 967 Aristo slide rule from the 1

Mathematics

1970-1975

Minifon P55 "S" magnetic wire dictating machine by

Sound Reproduction

1959

5-Inch Piccolo 816 Aristo slide rule from the 1973

Mathematics

1970-1975

10-Inch Commerz II 965 Aristo slide rule from the

Mathematics

1970-1975

5-Inch StudioLog 869 Aristo slide rule from the 19

Mathematics

1970-1975

Naviat 661 Aristo Navigation Computer.

Mathematics

1970-1975

Darmstadt 1067U Aristo slide rule [20-Inch], with

Mathematics

1970-1975

Case for 10 inch Aristo Studio sliderule

Mathematics

1964

10-Inch Studio 0968E Aristo slide rule from the 19

Mathematics

1970-1975

5-Inch Puck 810 Aristo slide rule from the 1973 ca

Mathematics

1970-1975

10-Inch Scholar LL 0903LLE Aristo slide rule from

Mathematics

1970-1975

Aristo-Commerz III 623 circular slide rule and cal

Mathematics

1970-1975

10-Inch Simplex 0911E Aristo slide rule from the 1

Mathematics

1970-1975

Rietz 109 Aristo slide rule [20-Inch], with access

Mathematics

1970-1975

Aristo 10076 chemist conversion ready reckoning ru

Mathematics

1970-1975

Slide rule for ferro-concrete calculations by Aris

Mathematics

1973

TriLog 108 Aristo clear plastic projection slide r

Mathematics

1970-1975

Iloca Stereo Rapid camera

Photographic Technology

1955

10-Inch StudioLog 0969 Aristo slide rule from the

Mathematics

1970-1975

10-Inch Electro 915E Aristo slide rule from the 19

Mathematics

1970-1975

brass bell weight

Weighing & Measuring

1818

10 inch Aristo-Studio slide rule, 1964

Mathematics

1964

5-Inch Darmstadt 867U Aristo slide rule from the 1

Mathematics

1970-1975

10-Inch Surveyor [Geodat] 0958/400g Aristo slide r

Mathematics

1970-1975

Course and distance calculator (German)

Mathematics

Cylindrical slide rule for astronomical navigation

Mathematics

1936-1952

10-Inch Ferro-Concrete [Stahlbeton] 940 Aristo sli

Mathematics

1970-1975

2 shoe horns, 1 wood, 1 metal, by F. Bruhn, German, 1900-194

Chiropody

1900-1940

German aero compass

Navigation

1914-1916

Adjustable reed, German, of World War II vintage.

Farnborough

10-Inch Studio 0968/400g Aristo slide rule from th

Mathematics

1970-1975

Hammer dosimeter No. 2008 by C. H. F. Muller, Hamb

X-rays

1920-1949

10-Inch JuniorTrig 0902 Aristo slide rule from the

Mathematics

1970-1875

5-Inch Elektro 815 Aristo slide rule from the 1973

Mathematics

1970-1975

5-Inch Studio 868 Aristo slide rule from the 1973

Mathematics

1970-1975

5-Inch Darmstadt 867U/400g Aristo slide rule from

Mathematics

1970-1975

10-Inch Studio 0968 Aristo slide rule from the 197

Mathematics

1970-1975

5-Inch Reitz 89E Aristo slide rule from the 1973 c

Mathematics

1970-1975

10-Inch MultiLog 0970E Aristo slide rule from the

Mathematics

1970-1975