Drugs used include barbiturates, benzodiazepines, cyclopyrrolone[?], chloral hydrate[?], chlormethiazole[?] or the antihistamines[?] promethazine and diphenhydramine.
... Green Colliery Museum[?], Tyldesley[?] British Commercial Vehicle Museum[?], Leyland[?] London British Museum Imperial War Museum -- see also Manchester The ...