The first Japanese air raid on Port Moresby occurred on 3 February 1942 .
The anti-aircraft gunners shot down their first Japanese aircraft on 28 February , during a raid in which two RAAF Catalinas were destroyed .
The first Japanese air raid on Port Moresby occurred on 3 February 1942 , and the anti-aircraft gunners shot down their first Japanese aircraft on 28 February , during a raid in which two RAAF Catalinas were destroyed .