Bow for violin.

Technical description: The ironwood (?) stick is round except under the frog, where it is flat. It has thread winding and ends in a transitional head with a T-shaped mortise. The open, rounded, ivory frog is attached by a screw mechanism. The ivory button is cylindrical in shape, with a line instead of a rim.Weight: 53 (no hair).Hair length: 621 (no hair).Balance point: 249.Head height: 25.25.Head width: 8.2.Face length: 26.5.Tip diameter: 7.05.Frog diameter: 8.85 (measured at 200 due to avoid winding).Nipple range: 0.75 to 1.0.Period of oscillation: 1.37.Distance from pivot to tail: 70.5.Button length: 12.9.Ferrule width: 8.3.Frog + stick height: 29.7.Frog top length: 40.7. Repair History: There is a large crack in the frog which has been repaired with a pin from top to bottom.