AUSTRALIA. Reserve Bank. 20 Dollars, Mixed Dates. P-41a, & 41c. PCGS Choice About New 55.7 pieces in lot. Four consecutive pieces of Pick 41a, two in 53 and two in 58, with an additional PCGS 55 by itself. A pair of consecutive 41cs are also included. One of the Pick 41c notes are found in PCGS 58, the other in a 55.