In Photos: Chicago Nightclubs in the 1970s

Abramson was far from a dispassionate observer – he danced and drank with the clubs’ patrons

He would give the photos he took to the club-goers he photographed

Abramson once said: ‘I realise I have been to every part of the planet … But I have never been as far away as I was when I was on the South Side of Chicago. Not because it was exotic, but because it was so exhilarating’