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

$200
$899
$500
$225
$8000
$799
$1350
$195
$750
$2500
$500
$263
$8995
$256
$1250
$599
$1099
$60
$200
$450