b"23149C 1928 (SG.106) 3d Kookaburra tied to Ackland souvenir card by INTERNATIONAL PHILATELIC EXHIBITION MELBOURNE '31OC28' datestamp in red; also two similar cards without stamps, one with '1NO28' Exhibition datestamp in red; fine condition. (3 cards). $120160150** 1928 (SG.MS106a) International Philatelic Exhibition 3d blue Kookaburra M/S complete sheet comprising15 sheetlets (5x3), superb unmounted overall, BW.133MS - Cat.$5625+. . $2,5003,000151** 1928 (SG.MS106a), International Philatelic Exhibition 3d blue Kookaburra M/Ss (3) MUH; one in excellent condition, the other two with small faults. .$200250152** 1929 (SG.115) 3d Airmail Sheet Stamps Plate Number corner blocks of 4 comprising Type B Plates 1, 3 & 4 (crayon line in selvedge) and Type A Plate 2, all fresh MUH, BW:134za,zc,zd &135zb - Cat $1300. .$400500153C 1931 (SG121-23) Kingsford Smith set tied to registered airmail cover by 'REGISTERED PERTH/19MR31'FDI datestamps, typed address to England, very fine, Cat. $200. $120160157154154** 1932 (SG.140) 1/- Large Lyrebird Ash Imprint block of 8, very fresh MUH, Cat. $1250+. $5001,000155** 1932 (SG.141) 2d Sydney Harbour Bridge (Engraved), upper left corner block of 10, with complete perforation guide line and full PLATE 1 DOT visible above the perforations. BW:146z. Superb MUH. Cat.$750+$400500156156** 1932 (SG.143) 5/- Harbour Bridge, Ash imprint strip of 3, well centred, MUH BW:148zf - Cat $5500.Superb! $4,0005,000157** 1932 (SG.143) 5/- Harbour Bridge, fine and fresh MUH, Cat. $1500. $500750"