Denver. Airports. Stapleton international Delta Airways & Braniff International Airways start new Denver-to-Atlanta run on Jy 28. Post Jy 27, 1977 p.-33 Suspected bomb threat caller arrested. Post Ag 5, 1977 p.20 United opens an freight terminal. RMN Ag 5, 1977 p.64 Future growth plans could cost $800 million. Passenger traffic will increase dramatically. Post Ag 17, 1977 p.1 RMN Ag 17, 1977 p.5 is