Bow for violoncello.

Technical description: The round, concave, pernambuco (?) or ironwood (?) stick has brown leather lapping which is c81.2mm long. The stick ends in a rounded modern head with a very white ivory (?) or plastic (?) headface and ebony headface lining. The bow has an open, screw-mechanism, squared, ivory frog. The button is made of very white ivory, and is octagonal with a rim.Weight: 73.Hair length: 605.Balance point: 276.Head height: 29.5.Head width: 10.3.Face length: 27.0.Tip diameter: 7.6.Frog diameter: 10.1 (measured at 200 to avoid the lapping).Nipple range: 1.3 to 1.7.Period of oscillation: 1.36.Distance from pivot to tail: 64.8.Button length: 15.6.Ferrule width: 11.6.Frog + stick height: 32.3.Frog top length: 44.3. Repair History: The button and headface are replacements Ê They are much whiter and new-looking than the frog.