David endorses Yanagisawa Saxophones
Yanagisawa WO 10 alto brass special with no high F#
Yanagisawa alto A-9930
Yanagisawa curved soprano, SC991
Silver Eagle alto prototype, brass, one of 18 manufactured, only one without high F#
Silver Eagle prototype tenor, only one made. Based on King Super 20.
1957 “Q” series Selmer Centered tone
Armstrong professional series.