Polaroids show iconic artists in New York

(CNN) –¬†Andy Warhol, Madonna, Debbie Harry, Grace Jones, Jean-Michel Basquiat, Glenn O’Brien, John Lurie — iconic symbols from a bygone New York City. One that was cheaper, grittier and pulsing with new music, art and powerful personalities. Swiss photographer and director Edo Bertoglio lived in the hot core of the old Big Apple. From 1976…