Gibson 1980 guitar and bass catalog. Page 46. Details of the 250 series banjos: the RB-250 five string, and the TB-250 tenor banjo. Each model had a list price of $1169 (1/7/80).
$430
$4800
$125
$15000
$2860
$1000
$125
$2500
$850
$30
$8500
$99
$2500
$1880
$175
$750
$2000
$2500
$5499