A very simple advertisement for acoustic amplification - and the first not to feature a big name musician of the time
Monochrome advert turning the ACOUSTIC brand name into an acronym

$1450
$875
$2000
$158
$495
$299
$300
$1850
$250
$1645
$475
$140
$276
$200
$2597
$400
$350
$216
$300
$60