After graduating from college , Poznikov taught elementary school in Chicago , Illinois for three years . While teaching , he became involved in the peace movement and he was arrested at the 1968 Democratic National Convention in Chicago with other anti-war protesters while blowing " America the Beautiful " on the trumpet . In 1972 , he set up a trailer during the 1972 Republican National Convention in Miami , Florida , calling it the " American Lobotomy Machine " . He and other peace demonstrators sat in it for hours , pretending to be brainwashed into being " good Americans . " Poznikov played as the '' Automatic Human Jukebox '' in Victoria Park near the cable car turnaround , earning , in 1973 , about $ 60 a week working two hours a day
1968 Democratic National Convention
1968 Democratic National Convention
Grimes Poznikov