Halbstark Baby-Baby Halbstark: Teenage Street Gangs in Switzerland / by Dieter Ehrlich (Author) and Miriam J Linna (Editor)

Kicks Books, 2024. Pictorial orange hardcover. 

Lost photographs of teenage street gangs in Switzerland in the 1960s from the scrapbook of gang leader Dieter Ehrlich. Includes brief history of the gangs and photographs taken behind the scenes at coffee bars and in the streets of Basel and surrounding environs.