Search your topic by including 'photograph ' in your search terms.
The links below will provide background information and some pictures.
Electroshock Therapy (now Electroconvulsive Therapy)
Electroconvulsive Therapy: A History of Controversy, but also of Help - from Scientific American
A Brief History of Lobotomy - from the American Association for the Advancement of Science (AAAS)
1943 Hallucinogenic Effects of LSD Discovered - from the History Channel
'Apparently Useless': The Accidental Discovery of LSD - from the Atlantic
Project MKUltra - The CIA's Program of Research in Behavior Modifications - from the New York Times, a pdf of a Joint Hearing. This is a 178 page document - select pages to print