This is Australia 1 pound 1961   Coombs/Wilson Reserve bank issue  banknote Prefix HG75 729127 Banknote paper is firm and crispy , excellent colour ,no  tears, pin holes or inscriptions . A few flattened centre  folds and creases  observed,  My guess - HIGHER grade banknote, see scan for your own grading  I will start from just 99c!!! Get a  BARGAIN! Happy bidding.I combine postage fees