Antiques M.S. Rau | Holland Circle By Baumann And Kinzelbach

This Intriguing Item Is Almost Certainly A Holland Circle By German Scientific Instrument Makers Baumann &Amp; Kinzelbach. The Holland Circle, Sometimes Referred To As A Dutch Circle, Was Used In Land Surveying And Is A Precursor To The Theodolite, An Optical Instrument For Measuring Angles. Baumann And Kinzelbach Were Based In Stuttgart, Germany, And In Addition To Crafting Surveying Instruments And Compasses, Also Created A 2-Foot Tall “Comet Seeker” Used At The Gotha Observatory Near Gotha, Thuringia, Germany. Crafted From Bronze With A Handsome Wooden Stand And Complete With Its Custom Carrying Case, This Finely-Calibrated Instrument Is A Unique And Elegant Piece Of Scientific History.

Engraved “Baumann &Amp; Kinzelbach Stuttgardt”

Circa 1820

16 3/4” High X 8 1/8” Wide X 8 1/8” Deep
Case: 7/8″ High X 9 1/4″ Wide X 11 1/2″ Deep

References:
Gotha- The Instruments Of The Observatory, 1988, By G. Wolfschmidt, Pp. 89-90