Australia 1 Dollar Coin Luna Park KM:4286 2022 Francisco Baltasar Edge: Milled 2 Lati 1925 Edge: Milled 2 Lati 1925 Varieties by corrugations exist Type A 133 corrugations Type B 134 corrugations Type C 136 corrugations Type D 137 corrugations Type E 138 corrugations Type F 139 corrugations 2 Lati 1926 Varieties by corrugations exist Type C 136 corrugations Type D 137 corrugations Obverse lettering: ELIZABETH II·D·G·REG·F·D·50 PENCE·2022 ·J Composition: Aluminium bronze Technique: Milled