ref: Steve Brown Papers: Calendar, 1974-1976, Grateful Dead Archive, Special Collections, UC Santa Cruz, MS.338, box 1, folder 4.
Even though Reflections was released as a Jerry Garcia album, half the tracks ("Might As Well", "They Love Each Other", "It Must Have Been The Roses" and "Comes A Time") were laid down by the GD. See deaddisc for more.