Between 1968 and 1971, in a loft on New York's Jefferson Street, the poet, photographer and filmmaker Ira Cohen created some of the most mythic images of the late 1960s. Inspired by his friends Jack Smith and Bill Devore, Cohen’s initial experiments with black light developed into an experimental ritual space he termed the Mylar Chamber―a simple room of hinged boards hung with reflective Mylar film. Through his extended network, and with the support of artist and set designer Robert LaVigne, Coh…