Vintage Armillary Sphere

Brass and walnut armillary sphere instrument formerly used in astronomy to model the celestial sphere, to show the apparent movement of the stars, the sun and the ecliptic around the earth name a paris chez g. Gobille a p ache royalle engraved on the sphere early 20th century brass reproduction of a mid-17th century armillary sphere, the earth ball in the center in blue, polar, tropical and equatorial rings, the ecliptic band with stamped graduations, names for the houses of the zodiac and pictorial representations, the meridian circle with stamped graduations in four quadrants, the horizon stamped with latitudes and longitudes in degrees and minutes very good condition and rare object of curiosity par excellence.