How to extract the object (a) of madness.
During stress, patient is strapped in a suspended armchair and whirled rapidly, after which a normal patient would be dizzy but a psychotic will not. Image taken by photographer Herbert Gehr at Worcester State Hospital, 1949.
Men sitting in 112 degree heat and 95% humidity, sweating, which is funneled into flasks to analyze and compare. Image taken by photographer Herbert Gehr at a mental hospital in Worchester, 1949.