Denver. -Airports.. Combs Field . Closing urged by Morranzino. Private port o bother, says Lowen. Post 6-2-48 p.3. 1948 Closing gets Newton okay. Post 6-6-48 p.19. Cobs Airpar'k, Colorado's oldest active flying field, is abandoned--safety hazard. News January 15, 1949 p.6. Post January 15, 1949 p.2. 0