He accounted for two more D. III 's destroyed on 23 April and 3 May .
He drove down a Berg fighter on 16 March , and on 19 March destroyed another Albatros D. III , for his fifth victory , making him an ace .
He accounted for two more Albatros D. III   's destroyed on 23 April and 3 May .
He drove down a Berg fighter on 16 March , and on 19 March destroyed another Albatros D. III , for his fifth victory , making him an ace .