BRANIFF AIRWAYS Braniff is back in business with flights to Denver and 17 other cities. RM F 26, 1984 p.64 Braniff resumes service. RNN Mr 2, 1984 p.81 Cuts costs, hopes to avoid bankruptcy. RM 0 26, 1984 p.103 Denver one of 10 markets for inauguration of long-haul, low-fare service. RM N 6, 1984 p.13B 0