1958 PHILIPPINE AIR LINES VISCOUNT SERVICE INAUGURAL FLIGHT

RP-43: MANILA to CEBU CITY MANILA / PHILIPPINES / MAR 7 1958 CEBU CITY * PHILIPPINES / RECEIVED / MAR 7 1958

RP-44: MANILA to DAVAO CITY MANILA / PHILIPPINES / AUG 25 1958 CEBU CITY * PHILIPPINES / RECEIVED / AUG 25 1958