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Pocket compass
and the circle that is off-center represents the zodiac
Based on British Reinassence instruments
From the end of 18th century
Orient the compass north and let the shadow tell your solar time
Stereoscope Reproduction Antique Pocket compassExperience the roots of Virtual Reality with this beautiful conversation piece. The phenomena of binocular vision has been studied by the early scientists Euclides, Kepler, and Leonardo Da Vinci. But in 1838 Sir Charles Wheatstone addressed the Royal Society in London to present several pairs of line drawings with geometrical form which when viewed by an instrument very similar to this gave the impression of three dimensions. Our lovely stereoscope