Upgrading a Steinway & Sons with a Wessell, Nickel & Gross action
22:49
Bechstein A mechaniek revisie
14:40
Steinway & Sons B - Flügel - Reparatur - Teil 4 - Überholung der Mechanik und Regulierung
7:12
The Rebirth of the Steinway Square Piano Serial Number 20232 (New York, 1869)
5:16
The benefits of using Wessell, Nickel & Gross action in Steinway Pianos
18:47
Ibach Grand piano Wessell, Nikkel & Gross upgrade
15:16
Julius Blüthner - Flügel - Reparatur - Teil 3 - Multi-Einleimvorrichtung für Flügel Hammerköpfe
6:11
Piano Action: Kawai Millenium III ABS-Carbon Piano Action
26:07