Pianos, Steck Z.B.
Pianos, Steck Z.A.
Pianos, Steck N.A. Style.
Pianos, Steck Duo-Art N.R.
Pianos, Aeolian, Weber, Steck.
Pianos, Aeolian Weber, Steck.
Pianos, Steck "Z" Design.
Pianos, Steck "N" Design.