George Jones Astronomical Floor Regulator. Massive 17 in. bronze astronomical dial with sweep minute hand having black incised 5 minute numbers, 5 in. sub seconds dial over 5 in. sub hour dial and good original blued hands; very high quality brass 8 day time only weight driven movement with fancy turned pillars, oversized blued screws, Graham deadbeat escapement with jeweled pallets, maintaining power, dust covers, spoked brass lower pulley with pierced "X" frame, spoked brass top pulley and quality brass covered side weight, has a top quality 3 glass jar mercurial pendulum with engraved steel rod and pendulum bob frame signed "Geo. A. Jones & Co. at No. 5 Courtland St., NY". In a beautiful floor standing walnut case with carved pediment bust on the fancy carved crest and has fancy carved corbels along the sides; nice condition, original finish, missing base, repaired seconds hand. 92 in. high x 37 in. wide x 14 in. deep.