Wilhelm Rabe microscope - second half of the 19th century
Leilão de instrumentos de tecnologia e ciência (exclusivos)
Brass drum microscope in fruit wooden box-France-ca. 1900
J. Radiguet - Brass Students Microscope in Case - France - circa 1880
Brass travel microscope in mahogany case-France-second half 19th century
Old microscope-1st half 20th century
A black lacquer and brass “Service” W. Watson and Sons monocular microscope
Dissection microscope C Perry-England-early 20th century
Microscope J Beck - England - early 1900s
Stereo microscope Bausch & Lomb - USA - 1st half 20th century
Nikon Microscope
Siemens & Halske recording voltmeter - Germany -ca. 1940
Ruhmkorff coil, ca. 1900
Museum vacuum pump ca 1850
Magdeburg hemispheres-Netherlands-ca 1950
Sartorius Werke laboratory balance
Lot of German high-precision mechanics - early 1880s
Cut-away demonstration model of horizontal stationary steam engine
Old Miner's lamp
Precision tools
Two brass compasses/dividers sets in rosewood boxes-France-late 19th century
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 Barograph, N ° 33018
High quality oak barograph by J. Hicks of London-ca. 1880
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