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

AviatJet 647 Aristo Air Navigation Computer.

Mathematics

1970-1975

Portable chemistry set

Experimental Chemistry

1880

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

Aristo 630 Chemie circular slide rule and calculat

Mathematics

1970-1975

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

Mathematics

1970-1975

5-Inch MultiLog 870 Aristo slide rule from the 197

Mathematics

1970-1975

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

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

Mathematics

1970-1975

10-Inch JuniorTrig 0902 Aristo slide rule from the

Mathematics

1970-1875

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

Mathematics

1970-1975

10-Inch Scholar LL 0903LLE Aristo slide rule from

Mathematics

1970-1975

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

Mathematics

1970-1975

10-Inch Studio 0968 Aristo slide rule from the 197

Mathematics

1970-1975

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

Mathematics

1970-1975

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

Mathematics

1970-1975

10-Inch TriLog 0908E Aristo slide rule from the 19

Mathematics

1970-1975

Aristo 10076 chemist conversion ready reckoning ru

Mathematics

1970-1975

10-Inch HyperLog 0972 Aristo slide rule from the 1

Mathematics

1970-1975

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

Mathematics

1970-1975

Muller x-ray tube by C. H. F. Muller, Hamburg, Ger

X-rays

1923

Naviat 661 Aristo Navigation Computer.

Mathematics

1970-1975

Course and distance calculator (German)

Mathematics

Ready reckoner for screw threads, plastic, by or f

Mathematics

Cylindrical slide rule for astronomical navigation

Mathematics

1936-1952

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

Mathematics

1970-1975

10-Inch Surveyor [Geodat] 0958/360o Aristo slide r

Mathematics

1970-1975

German aero compass

Navigation

1914-1916

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

Mathematics

1970-1975

5-Inch Piccolo 816 Aristo slide rule from the 1973

Mathematics

1970-1975

10-Inch MultiLog 0970E Aristo slide rule from the

Mathematics

1970-1975

Double focus berryllium window x-ray tube (sectioned)

X-rays

1987

Minifon P55 "S" magnetic wire dictating machine by

Sound Reproduction

1959

Adjustable reed, German, of World War II vintage.

Farnborough

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

X-rays

1920-1949

10-Inch Textile [Textil] 930 Aristo slide rule fro

Mathematics

1970-1975

Scholar 203 Aristo clear plastic projection slide

Mathematics

1970-1975

Aristo 10075E dyers ready reckoning conversion rul

Mathematics

1970-1975

Aristo-Commerz III 623 circular slide rule and cal

Mathematics

1970-1975

10-Inch Commerz II 965 Aristo slide rule from the

Mathematics

1970-1975

TriLog 208/1&2 Aristo clear plastic projection sli

Mathematics

1970-1975

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

Mathematics

1970-1975

TriLog 108 Aristo clear plastic projection slide r

Mathematics

1970-1975

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

Mathematics

1970-1975

10-Inch StudioLog 0969 Aristo slide rule from the

Mathematics

1970-1975

10-Inch Junior 0901 Aristo slide rule from the 197

Mathematics

1970-1975

10-Inch Commerz Junior 0907 Aristo slide rule from

Mathematics

1970-1975