Tips Nonton Heartbeat in the Brain Tanpa Buffering (1970)

A documentary produced and directed by Amanda Feilding, an advocate of trepanation. In the film, Feilding, a 27-year-old student at the time, drills a hole in her forehead with a dentist's drill. In the documentary, surgical scenes alternate with motion studies of Feilding's pet pigeon Birdie.