AIPAD 2017. Anders Petersen, ‘Mental Hospital’, 1967-1970. Courtesy Grundemark Nilsson Gallery

AIPAD 2017. Anders Petersen, 'Mental Hospital', 1967-1970. Courtesy Grundemark Nilsson Gallery

AIPAD 2017. Anders Petersen, ‘Mental Hospital’, 1967-1970. Courtesy Grundemark Nilsson Gallery