United air lines What United means to Denver. Post Empire AP 3, 1966 p.28-31 Place order of $200 million for 727 tri jets. RMN Je 22, 1966 p.47 City agrees to finance new $9 million training center at Stapleton. RMN Je 28, 1966 p.8 Service on 5 airlines closed down by strike. Post 11 10, 1966 p.1, 5, 12 Ground breaking ceremonies for new pilot training center to be held Monday. RMN Jl 7, 1966 p.5 Post J1 7, 1966 p.17