Sidney Felsen, who passed away in 2024 at age 99, was a true Los Angeles institution. He co-founded Gemini G.E.L. alongside Stanley Grinstein in 1966 and spent decades overseeing, photographing, and befriending some of the greatest postwar American artists of his generation. Sidney kept a quiet, joyful ritual: decorating the envelopes that carried artists’ royalty checks, using his beloved collection of postage and rubber stamps that filled his iconic office... see more