Antique 18th and 17th century wrought iron passers
Antique 18th and 17th century wrought iron passers
Antique 18th or 17th century wrought iron compasses
Lot of 2 boxes of ancient compasses in brass and bone, complete
Surveyors magnetic trough compass for use on a plane table - late 19th/20th century
Chromed metal - Anemometer - France - end 19th, beginning 20th.
Surveyor's square with compass (tool for topography) - ca. 1900
J. Salleron and Dujardin Paris alembic / alcoholometer, complete and with original box
J. Salleron in Paris - small still with its yellow copper and glass case - France - end 1 th and early 20th
Antique dilatometer with the original handwritten manual-France-1867
Vacuum meter McLeod - England - ca. 1910
La Lédoise Constateur - 1905 and Junior clock Belgium - ca. 1950
Sectional steel model of a horizontal steam engine with handle for turning - Max Kohl - Chemnitz, Germany - ca. 1900
D.B. Kagenaar - Variabele induction coil - Utrecht - Ca. 1900
Holmes-Pattern stereo viewer with various pictures - 1900
Lote de dos aparatos de oftalmología: Caja de lentes con mueble de época y Queratómetro de Javal con mentonera de madera. Época finales del siglo XIX ó principios del XX. Fabrcados en Francia y Alemania.
Utzschneider und Fraunhofer mahogany and brass four-draw refracting telescope - German - 19th century
Rare Curta calculator, Type 1 serial number 10997, July 1950
Telegraph receiver F. Rosati Milan no. 1248 - early 20th century
L.M. Ericsson, Sweden, table telephone 1910/20
Barigo weather station - Germany - 21st century
Sympiesometer - Barometer - Thermometer - Mahogany - England
Softwood barometer with carved decor - France - 1st half 20th century
A rare Courvoisier & Compagnie bimetalic pocket silver thermometer no. 8370 - Swiss - mid 19th century