published on: 2016-06-12 09:48:25
grindhousetheater.tumblr.com/post/145797275555/
grindhousetheater.tumblr.com/post/145797278395/
grindhousetheater.tumblr.com/post/145797287125/
retrowar
grindhousetheater.tumblr.com/post/145797299140/
Oscillators and Filters