GIBSON 523 CONSOLE GRANDE TRIPLE NECK: c. 1959
28-277
See Duchossoir (Ref. 1), page 122, for a photo of this instrument,
model specs and additional information.
This model has a "4-8-4"
humbucking pickup with non-adjustable poles, and "du-wah" and "audio
cut-off" controls.
Duchossoir (Ref.1)
states that only 37 of these instruments were shipped
by Gibson.