1964 gibson es-120 sunburst serial #190182

I want to know what this is worth.My grandmother bought it new in 1964 and i cant find any info on it.Its a gibson es120 sunburst in perfect playing condition.im just curious what it is worth.

ANSWER

Here is the Blue Book general info:

ES-120 T
- arched maple top, molded black pickguard, f-hole, maple back, mahogany sides/neck, 14/20-fret rosewood fingerboard with pearl dot inlay, adjustable rosewood bridge/trapeze tailpiece, 3-per-side tuners with plastic buttons, chrome hardware, single coil pickup, volume/tone control, available in Sunburst finish, mfg. 1961-1970.

Pricing info:

1961-1966
Mint $1,150
Exc.+ $1,000
Exc. $875
Avg.+ $750
Avg. $625
General $500

Lynne