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 de 2 boites de compas anciens en laiton et os complet
Surveyors magnetic trough compass for use on a plane table - late 19th/20th century
Métal chromé - Anémomètre - France - Fin 19 ème. , début 20 ème.
Surveyor's square with compass (tool for topography) - ca. 1900
J. Salleron and Dujardin Paris alembic / alcoholometer, complete and with original box
J. Salleron à Paris - petit alambic avec son coffret cuivre jaune et verre - France - Fin 19 èmè/début 20ème
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
Lot of two units of ophthalmology: Box of lenses with vintage furniture and Javal keratometer with wooden chinrest Late 19th century or early 20th Made in France and Germany
Utzschneider und Fraunhofer mahogany and brass four-draw refracting telescope - German - 19th century
Rare Calculateur Curta Type 1 Numéro de Série 10997 Juillet 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