found: Arthur Bell interviews gay activists, 1978(name spoken, Bob Kohler; excerpt from discussion with gay rights pioneer Bob Kohler. He talks about the rise of the gay movement after the Stonewall riots)
found: Wikipedia, November 27, 2013:Bob Kohler (Robert Andrew "Bob" Kohler (17 May 1926 - 5 December 2007); gay rights pioneer; was at the Stonewall riots, and considered a father figure to many young trans people; manager of New York gay bathhouse, Club Baths; died of lung cancer on December 5, 2007, at the age of 81, in the West Village)
found: Ancestry.com WWW site, November 27, 2013:Social Security Death Index (Robert Kohler; last residence:10014 New York, N.Y.; born: 17 May 1926; died: 5 Dec. 2007)
found: The Village Voice, Dec. 4, 2007, p. 1:Bob Kohler, gay rights pioneer, 1926-2007 (Bob Kohler, gay activist, former owner of The Loft on Christopher Street, Stonewall veteran, co-founder of the Gay Liberation Front, ACT UP member, and longtime fixture of Charles Street, died Wednesday at age 81 of cancer).