1979 PHILIPPINE AIRLINES BOEING 727 TRI-JET INAUGURAL FLIGHTS

RP-116: MANILA to DAVAO CITY MANILA / PHILIPPINES / AUG 1 1979 DAVAO CITY * PHILIPPINES / RECEIVED / AUG 2 1979

RP-117: MANILA to SINGAPORE MANILA / PHILIPPINES / AUG 1 1979 PHILATELIC BUREAU / SINGAPORE / 7 AUG 79

1979 PHILIPPINE AIRLINES INAUGURAL FLIGHTS TO CHINA

RP-118: MANILA to PEKING MANILA / PHILIPPINES / AUG 1 1979 1979. 8. 20. 20 / 270

RP-118A: MANILA to CANTON MANILA / PHILIPPINES / AUG 1 1979 1979. 8. 1. 18 / 2