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

$350
$150
$500
$30
$400
$149
$350
$90
$199
$1300
$850
$1000
$130
$430
$150
$2000
$750
$450
$3499