Wilhelm Rabe microscope - second half of the 19th century
Wilhelm Rabe microscope - second half of the 19th century
Messing drum microscoop in vruchtenhouten kistje - Frankrijk - ca. 1900
J. Radiguet - Brass Students Microscope in Case - France - circa 1880
Messing reismicroscoop in mahoniehouten kist - Frankrijk - tweede helft 19e eeuw
Oude Microscoop - 1e helft 20e eeuw
A black lacquer and brass “Service” W. Watson and Sons monocular microscope
Ontleding microscoop C Perry - Engeland - begin 20e eeuw
Microscoop J Beck - engeland - begin 1900
Stereo Microscoop Bausch & Lomb - usa - 1e helft 20e eeuw
Nikon Microscope
Siemens & Halske opname voltmeter - Duitsland - ca. 1940
Klos van Ruhmkorff circa 1900
Museale Vacuumpomp ca 1850
Maagdenburger halve bollen - Nederland - ca 1950
Sartorius Werke laboratory balance
Lot of German high-precision mechanics - early 1880s
Cut-away demonstration model of horizontal stationary steam engine
Oude Mijnwerkerslamp
Precisie gereedschap
Twee messing passersets in palissanderhouten kistjes - Frankrijk - eind 19e eeuw
Disc Polar Planimeter by G Coradi, Zürich, Switzerland - ca. 1909, number 2623
Wooden diptych sundial by João da Silva - ca 1900
Antique Theodolite Wed. J Ahrend & Zoon Amsterdam
Manual tools - Angle measuring system of architect § surveyor, in silver metal - France - late 1800, early 1900
Manual tools - Angle measuring system and goniometer of architect § surveyor, in bronze silver metal - France - early 1900
Ebulliometer - 1939 - engineer Castore Bullio - Milan
hilger & watts vintage surveying tool UK 1960 with Leica calibration sticker
The Dictaphone wax sound recording machine - 1920's
Naudet Barograaf, N° 33018
Hoge kwaliteit eiken barografie door J. Hicks of London - circa 1880