ELIZABETH II, Perth Mint, specimen one ounce fine silver kookaburras, 1990-92, 1993 (2), 1994-95; proof one ounce kookaburras, 1990-93, 1995; specimen two ounce kookaburras, 1993-95. The specimens in perspex, proofs in wallets of issue, uncirculated - FDC. (15)