The G&L F100-I was already a couple years old when this advert was first placed. The model shown is actually the F-100-IE with on-board pre-amp - note the coil-tap (red switch) and phase (black switch) controls.

$39
$599
$1800
$2000
$3500
$1690
$995
$99
$1995
$1999
$810
£1435