Gibson 1960 guitar and amplifier catalog. Page 24. Details of the Gibson GA-6 Lancer, GA-14 Titan and GA-88S Stereo Twin amplifiers
$34
$2000
$4200
$1400
$2000
$1600
$900
$52
$1999
$1335
$1000
$1700
$750
$1725
$700
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$300
$1750
$1500
$1100